American jets killed Iraqi troops with firebombs – similar to the controversial napalm used in the Vietnam War – in March and April as Marines battled toward Baghdad. Marine Corps fighter pilots and commanders who have returned from the war zone have confirmed dropping dozens of incendiary bombs near bridges over the Saddam Canal and the Tigris River. The explosions created massive fireballs. "We napalmed both those (bridge) approaches," said Col. James Alles in a recent interview. He commanded Marine Air Group 11, based at Miramar Marine Corps Air Station, during the war. "Unfortunately, there were people there because...