Edmonton EMS medic in Alberta reviews crash scene.

Rescuers carry a blast victim out of a commuter train after a mock explosion during a casualty drill Saturday, Oct. 6, 2007, at the train station in suburban Quezon City north of Manila.

Paramedics look after people effected from a chemical accident in Frankfurt, October 5, 2007.

Medical workers carry a would-be immigrant on a stretcher after his arrival at Los Cristianos port in the Spanish Canary Islands of Tenerife October 5, 2007.

Charlie Company 2-227, Aviation Battalion called “Witchdoctors” walk on the flight line after returning from a mission in Camp Taji north of Baghdad October 5, 2007. REUTERS/Fabrizio Bensch (IRAQ)

U.S. Army medic Eddi Barrier with Charlie Company 2-227, Aviation Battalion called “Witchdoctors” sits in the cabin of a Medivac Blackhawk helicopter after a technical check at the flight line waiting for a mission in Camp Taji north of Baghdad October 5, 2007.