Heat Strikes 2nd Blow

A Boy Scout is transported into the Virginia Commonwealth University Medical Center in Richmond, Va., after being airlifted by helicopter from the Boy Scout Jamboree at Fort A.P. Hill, Va., July 27, 2005. About 300 scouts and leaders collapsed from heat-related illnesses while waiting for President Bush to arrive at the event. The president's appearance was later postponed.

Army and emergency personnel load an unidentified person onto an Army medical evacuation helicopter during the National Boy Scout Jamboree at Fort AP Hill, Va., July 27, 2005. The evening events during the Jamboree, including a visit from President George W. Bush, were canceled due to the heat and approaching electrical storms. Several unidentified people attending the jamboree were airlifted for emergency medical treatment of heat related illnesses.

Army Staff Sgt. Tim McCoy, left, checks on the condition of Jonathan Ellman, 13, of Ashland, Va., Boy Scout Troop 1649, during the National Boy Scout Jamboree, July 27, 2005, at Fort A.P Hill, Va. Hundreds of jambopree participants collapsed from heat-related illnesses while waiting for President Bush to arrive at the event. The president's appearance and other evening events were canceled because of the threat of severe thunderstorms and strong wind.

Boy Scouts are treated for heat-related symptoms during the National Boy Scout Jamboree, July 27, 2005, at Fort A.P Hill, Va.

Military personnel transport a Boy Scout to a medical tent at the National Boy Scout Jamboree at Fort A.P. Hill, Va., July 27, 2005.

Military personnel transport a Boy Scout for medical help during the National Boy Scout Jamboree, July 27, 2005, at Fort A.P. Hill, Va.

Holding a bottle of water, an unidentified Boy Scout takes a break as some adult leaders check on him during the National Boy Scout Jamboree at Fort A.P. Hill, Va., July 27, 2005.

Scout Joe Wells, 14, bottom center, with Jamboree Troop 2046 from New Jersey, enjoys a water misting from a passing truck as Scouts stand in the heat after the cancellation of a show and scheduled appearance by President Bush, July 27, 2005, at Fort A.P. Hill, Va.

A fire truck sprays water on thousands of Boy Scouts during the National Boy Scout Jamboree at Fort A.P. Hill, Va., July 27, 2005.

D.J. Dowler, of Troop 111 of Massachusetts, lowers his head into the spray of a sprinkler during the National Boy Scout Jamboree at Fort A.P. Hill, Va., July 27, 2005.

In record-breaking heat, Scouts are seen on the water at Lower Travis Lake, July 27, 2005. Two days after a deadly electrical accident claimed the lives of four Scout leaders, things began to return to normal at the 2005 National Scout Jamboree at Fort A.P. Hill, Va. The Jamboree reopened its gates for a memorial for the four Scout leaders electrocuted in front of stunned children.

Scouts swim at the scuba center during the 2005 National Boy Scout Jamboree at Fort A.P. Hill, Va., July 27, 2005. The center offers short courses to allow the scouts to enter the pool and experience first-hand what it's like to scuba dive..