david kerley is following this. david, what do we know? this does appear to be one of the deadliest military ground training accidents we have seen in recent memory, could be decades. seven dead and seven injured, all marines from camp lejeune. southeast of reno. this was a mortar round. sources are telling us it did not land on the marines. it appears they were handling the round or transporting it when it exploded. mortars are designed to shatter. that could explain if they were in a training mission, watching how it is put in a tube or brought to a tube why so many were killed or injured. the seven injured marines taken to reno. much more to learn on this incident. paula? david kerley live. thank you. chaos and carnage across baghdad. on this tenth anniversary of the invasion of iraq, a dozen car bombs went off today killing at least 59 people. hundreds are wounded. a new poll finds that 53% of americans now believe the war in iraq was a mistake. and you won t beli