Boston Red Sox players line up for the national anthem as fighter jets from the Vermont National Guard fly over Fenway Park at the home opener against the Tampa Bay Rays in a baseball game at Fenway Park in Boston, Friday, April 13, 2012.
Fenway Park
Fighter jets from the Vermont Air National Guard fly over Fenway Park prior to the Boston Red Sox facing the Tampa Bay Rays on the home opening day in Boston, Friday, April 13, 2012.
Fenway Park
Former Boston Red Sox players, catcher Jason Varitek, left, and pitcher Tim Wakefield, right, throw ceremonial first pitches at the home opener of the Boston Red Sox against the Tampa Bay Rays in a baseball game at Fenway Park in Boston, Friday, April 13, 2012.
Turner Field
A grounds crew worker marks the line of the batter's box before the home opening baseball game for the Atlanta Braves against the Milwaukee Brewers, Friday, April 13, 2012, in Atlanta.
Yankee Stadium
Two U.S. Navy F-18 Super Hornet Jets fly over Yankee Stadium as a giant American Flag is displayed prior to the New York Yankees home opener against the Los Angeles Angels on April 13, 2012 in the Bronx, New York,
Minute Maid Park
Houston Astros players put their caps back on after the National Anthem before a baseball game against the Atlanta Braves Tuesday, April 10, 2012, in Houston. Today marks the 50th anniversary of the first game in Houston franchise history which was played April 10, 1962.
Safeco Field
Ichiro Suzuki (51) and other members of the Seattle Mariners stand at attention during the national anthem prior to the Mariners' home opener against the Oakland Athletics at Safeco Field on April 13, 2012 in Seattle, Washington.
Kauffman Stadium
Kansas City Royals manager Ned Yost, right, leads his players off the field before their home opener baseball game against the Cleveland Indians, Friday, April 13, 2012, in Kansas City, Mo.
Yankee Stadium
Hiroki Kuroda (18) of the New York Yankees throws the first pitch of the game against Erick Aybar (2) of the Los Angeles Angels during the home opener at Yankee Stadium on April 13, 2012 in the Bronx, New York.
AT&T Park
San Francisco Giants catcher Buster Posey is greeted by teammates during introductions before their Opening Day baseball game against the Pittsburgh Pirates in San Francisco, Friday, April 13, 2012.
Los Angeles Dodgers fans cheer during opening day celebration before a baseball game against the Pittsburgh Pirates in Los Angeles, Tuesday, April 10, 2012.
Nationals Park
An American flag is presented for the National Anthem before the start of an opening day baseball game between the Cincinnati Reds and Washington Nationals on Thursday, April 12, 2012 in Washington.
Citizens Bank Park
The Philadelphia Phillies mascot, the Phanatic, walks across the field before the home opener against the Miami Marlins at Citizens Bank Park on April 9, 2012 in Philadelphia.
Target Field
Fans wait on the plaza for the gates to open before the game between the Minnesota Twins and the Los Angeles Angels of Anaheim during the home opener on April 9, 2012 at Target Field in Minneapolis, Minnesota.
Angel Stadium
A general view during the national anthem performed by singer David Cook before the Los Angeles Angels of Anaheim take on the Kansas City Royals on Opening Day of the 2012 MLB season at Angel Stadium of Anaheim on April 6, 2012 in Anaheim, California.
Angel Stadium
A vendor sells programs outside before the Los Angeles Angels of Anaheim take on the Kansas City Royals on Opening Day of the 2012 MLB season at Angel Stadium of Anaheim on April 6, 2012 in Anaheim, California.
Tropicana Field
Infielder Carlos Pena (23) of the Tampa Bay Rays celebrates his walkoff hit against the New York Yankees during the Opening Day game at Tropicana Field on April 6, 2012 in St. Petersburg, Florida.
Tropicana Field
The Tampa Bay Rays and the New York Yankees line up for the National Anthem just before the start of the Opening Day game at Tropicana Field on April 6, 2012 in St. Petersburg, Florida.
O.co Coliseum
A general view of the O.co Coliseum during the national anthem before the game between the Seattle Mariners and the Oakland Athletics on Opening Day on April 6, 2012 in Oakland, California.
Miller Park
The first pitch is thrown by Milwaukee Brewers' starter Yovani Gallardo against the St. Louis Cardinals during opening day at Miller Park in Milwaukee, Wis., April 6, 2012. The Brewers lost 11-5.
Bank One Ballpark
The Arizona Diamondbacks and San Francisco Giants line up for player announcements prior to an opening day baseball game, April 6, 2012, in Phoenix.
Minute Maid Park
A general view of Minute Maid Park as the Houston Astros play the Colorado Rockies on Opening Day at Minute Maid Park on April 6, 2012 in Houston, Texas.
Citi Field
A general view of players and coaches from the New York Mets and the Atlanta Braves lined up on the foul line for the performance of the National Anthem during their Opening Day Game at Citi Field on April 5, 2012 in New York City.
Citi Field
The Family of former New York Mets catcher and Hall of Famer Gary Carter, including his wife Sandy, son D.J. and daughters Kimmy and Christy, unveil a sign an the outfield wall which reads "Kid 8" in honor of the late Gary Carter who passed away in the offseason during their Opening Day Game against the Atlanta Braves at Citi Field on April 5, 2012 in Queens, New York.
Comerica Park
The Detroit Tigers are introduced before an opening day baseball game against the Boston Red Sox in Detroit, April 5, 2012.
Comerica Park
The Detroit Tigers rush to congratulate Austin Jackson, left, after his bases-loaded game-winning single in the ninth inning of a baseball game against the Boston Red Sox in Detroit, April 5, 2012. Detroit won 3-2.
PNC Park
Philadelphia Phillies' Ty Wigginton, left, scores ahead of the tag by Pittsburgh Pirates catcher Rod Barajas in the seventh inning of a season opening baseball game in Pittsburgh, April 5, 2012. Wigginton tagged and scored from third on a sacrifice fly to Pirates right fielder Jose Tabata, hit by Phillies' Carlos Ruiz. The Phillies won 1-0.
PNC Park
In this photo taken with a fisheye lens, members of a military group salute after singing the national anthem before the start of an opening day baseball game between the Pittsburgh Pirates and the Philadelphia Phillies, April 5, 2012, in Pittsburgh.
Progressive Field
The Progressive Field grounds crew prepares the field for the opening day baseball game between the Toronto Blue Jays and Cleveland Indians, April 5, 2012, in Cleveland.
Progressive Field
Toronto Blue Jays' Jose Bautista is greeted by Adam Lind (26) after Bautista's solo home run off Cleveland Indians starting pitcher Justin Masterson in the fourth inning of an opening day baseball game, April 5, 2012, in Cleveland.
Great American Ball Park
The Miami Marlins and the Cincinnati Reds stand on the field during the National Anthem before the Reds' Opening Day baseball game, April 5, 2012, in Cincinnati.
Great American Ball Park
Lindsey Hubbard, 15, smiles at Mr. Red, one of the Cincinnati Reds mascots, during the Reds Opening Day baseball parade in downtown Cincinnati, April 5, 2012. The Reds opened the season against the Miami Marlins later that day.
PNC Park
Philadelphia Phillies pitcher Roy Halladay throws during the second inning of the season opening baseball game against the Pittsburgh Pirates in Pittsburgh, April 5, 2012. Halladay pitched eight innings in the 1-0 Phillies win.
Wrigley Field
Baseball fans react after a foul ball hit by Chicago Cubs' Ian Stewart, off a pitch from Washington Nationals starting pitcher Stephen Strasburg, lands in a full beverage cup during the sixth inning of a baseball game, April 5, 2012, in Chicago.
Wrigley Field
A man walks his dogs by Wrigley Field, home of the Chicago Cubs, April 4, 2012, before Thursday's opening day baseball game against the Washington Nationals in Chicago. The Cubs, one of the most popular and lucrative sports franchises in the United States despite their unmatched record of failure, may be getting financial help to renovate historic Wrigley Field from its cash-strapped city.
Petco Park
Rangers Ballpark
The American flag in the outfield during the national anthem before the Opening Day game between the Chicago White Sox and the Texas Rangers at Rangers Ballpark in Arlington on April 6, 2012 in Arlington, Texas.
Mike Napoli (25) of the Texas Rangers wears a 40th Anniversary patch at Rangers Ballpark in Arlington on April 6, 2012 in Arlington, Texas.
Petco Park
Los Angeles Dodgers' Matt Kemp (27) is greeted after hitting a two-run home run against the San Diego Padres in the eighth inning of a baseball game, April 5, 2012, in San Diego.
Marlins Park
Miami Marlins starting pitcher Josh Johnson, left, throws the first pitch of the regular season at the new Marlins Park during the Opening Day baseball game against the St. Louis Cardinals, April 4, 2012, in Miami.
Marlins Park
St. Louis Cardinals' David Freese (23) runs into home plate umpire Ed Rapuano, right, while scoring in the eighth inning during the Opening Day baseball game against the Miami Marlins, April 4, 2012, in Miami. The Cardinals won 4-1.
Marlins Park
A base commemorating the Opening Day baseball game between the Miami Marlins and the St. Louis Cardinals awaits installation, April 4, 2012, in Miami.
Rogers Centre
The Toronto Blue Jays stand on the third base line during the National Anthems prior to MLB game action against the Boston Red Sox during the Home Opener on April 9, 2012 at Rogers Centre in Toronto, Ontario, Canada.
Oriole Park at Camden Yards
A general view during opening day between the Baltimore Orioles and Minnesota Twins at Oriole Park at Camden Yards on April 6, 2012 in Baltimore.
U.S. Cellular Field
A general view of U.S. Cellular Field during the National Anthem before the opening day game between the Chicago White Sox and the Detroit Tigers at U.S. Cellular Field on April 13, 2012 in Chicago.