Boston Marathon Bombing Emergency Responders and the Importance of the Tourniquet

The World

A surgical tourniquet with a limb protection sleeve in preparation for surgery. (Photo: Wikipedia)

Emergency responders applied field tourniquets to many of those injured by the explosions at Monday's Boston Marathon. The device, often improvised, had fallen out of favor with many in the medical establishment, but the American military experience in Iraq and Afghanistan changed that. The World's Alex Gallafent reports.