March 30, 2003US Marines turn fire on civilians at the bridge of deathMark Franchetti, NasiriyaTHE light was a strange yellowy grey and the wind was coming up, the beginnings of a sandstorm. The silence felt almost eerie after a night of shooting so intense it hurt the eardrums and shattered the nerves. My footsteps felt heavy on the hot, dusty asphalt as I walked slowly towards the bridge at Nasiriya. A horrific scene lay ahead. Some 15 vehicles, including a minivan and a couple of trucks, blocked the road. They were riddled with bullet holes. Some had caught fire and...