explaining the deadly treatment delays at the va medical centers as first revealed by cnn. the secretary is expected to apologize today for a breach of trust when he speaks to a veterans group in just over two hours. and now we are learning the wait list scandal has gone even wider. gone nationwide. drew griffin of cnn's special investigations unit has been out in front on this from the beginning. drew, he's joining me from washington. you have new information. a lot of the focus and the administration's focus has been in phoenix, and now you say there's problems you've ufr covered even in pittsburgh. >> yeah, overnight we got a letter from two congressmen in pennsylvania, congressman mike doyle and tim murphy. they are telling us that they have been contacted by the va in pittsburgh about a wait list of 700 veterans, veterans waiting for a poippointments there. some appointments since 2012 and yet unfulfilled. this pittsburgh va has been in