i want to go out to bryan todd.e had new reporting on this program about aaron alexis, the 34 year old shooter, what we know about his discharge from the military. he was discharged for a pattern of misconduct, but he ended up getting a job as a contractor working for the navy. >> reporter: that's right. we have new information about that. as you mink, discharged in 2011 according to our barbara starr. and what we now know, we' now been confirmed that he worked for a sub contractor for hewlett-packard. i'm going to read you a statement from the corporate might yeah relations of hewlett-packard. he issued this statement, we are deeply saddened by today's tragic event at the washington navy yard. our thoughts and sim pathies are with all those who have been affected. he was an employee of a company called the experts, a sub contractor to an hp enterprise services contract to refresh equipment used in the navy marine corps intranet network. hp is cooperating fully with law enforcement as requested. so hewlett-packard c

i want to go first to bryan todd. these videos from syria, some key senators saw them the other day. now the world is seeing them. how does this impact the argument for military action against the assad government? >> senator diane finestein has made an appeal. we have to warn viewers that some of the videos can be disturbing. they show men lying on a tile floor convulsing, children, men foaming at the mouth. several victims having difficulty seeing. cnn has obtained 13 videos. the administration has told the senate intelligence committee that these are victims of the august 21st chemical weapons attack near damascus. diane finestein has seen the videos. she's decided to vote in favor of the measure to intervene militarily in syria defieing the wishes of many of her con constituents. officials have a number of reasons why they are authentic. they are shot from multiple angles in not just what can be seen but what can be heard. it's important to note the videos do not prove who conducted these weapon attacks. those ass