Seau was drafted fifth overall by the San Diego Chargers in 1990. He played 13 seasons in San Diego, going to all 12 of his Pro Bowls as a Charger. (Photo Courtesy Stephen Dunn/Getty Images)
Super Bowl XXIX
Joining The Dolphins
Seau was traded to Miami for a draft pick in 2003, and spent three seasons with the Dolphins. He started 15 games and made 133 tackles in 2003, but fought injuries the next two seasons and was released in 2006. (Photo by Eliot J. Schechter/Getty Images)
Joining The Patriots
... just four days later, he joined the Patriots. He started 10 of the first 11 games, notching 69 tackles, but broke his right arm and was placed on injured reserve in November.(Photo by Jim McIsaac/Getty Images)
Captain In 2007
Seau returned to the Patriots in 2007 and was named one of the team's seven captains. He played in all 16 of their regular season wins, contributing with 3.5 sacks and a career-high three interceptions. (Photo by Jim Rogash/Getty Images)
Another Super Bowl Loss
The undefeated Patriots made it all the way to Super Bowl XLII, where they fell to the New York Giants 17-14. Once again, a Super Bowl ring eluded Seau. Photo by Harry How/Getty Images)
Back In 2008
Seau returned to the Patriots in 2008, re-signing with the team in December after linebacker Adalius Thomas was placed on the injured reserve. He played in four games for New England, totaling 15 tackles. (Photo by Rick Stewart/Getty Images)
Another Mid-Season Deal In 2009
Seau once again joined the Patriots mid-season in 2009, joining the team in October. He played in seven games for the Pats, totaling 14 tackles. (Photo by Al Bello/Getty Images)
Junior Seau 1969-2012
A look back at Junior Seau's 20-year NFL career. (Photo by Elsa/Getty Images)
Another Retirement
In January 2010 Seau announced on TV he intended to retire from football, but never officially did. He finished his 20-year NFL career with 1524 tackles, 18 fumble recoveries and 18 interceptions. Seau was inducted to the Chargers Hall of Fame in November 2011. (Photo by Bob Levey/Getty Images)
First Retirement...
Seau signed a one-day contract with the Chargers on August 14, 2006 and emotionally announced his retirement. But.... (Photo by Donald Miralle/Getty Images)
Charity Work
Seau was very active when it came to the charity and the community. In 1992, he created the Junior Seau Foundation to educate and empower young people through the support of child abuse prevention, drug and alcohol awareness, recreational opportunities, anti-juvenile delinquency efforts and complimentary educational programs. In 2005, he received the Volunteer Service Award from President Bush during the celebration of Asian Pacific American Heritage Month. (Photo Courtesy: Paul J. Richardson/AFP/Getty Images)