you can tell, there is not much there. it sent 27 tanker cars each carrying thousands of gallons off the tracks, two train crew members escaped to safety, so far no other injured reported, investigators, though, say they have not figured what caused the initial derailment. >> more bloodshed today in syria. this time iraqi oh worshipers were among targeted victims of two explosion near a shiite holy site. u.s. forces are deepening their fingerprints in the fight against isis. john hudy is in our middle east bureau with the details, hay, john. >> yeah, laura, it was a bloody day. 40 people were killed, more than 120 others injured in the twin bombings as you mentioned. now, the attack as we take a look at some of the video from the aftermath, by the way, some