russia. >> reporter: that was u.s. defense secretary chuck hagel last night. as one well placed western intelligence source put it to me, we are building a case and it's pretty near bullet proof at this point. eric? >> it seems devastating so far. thank you so much. adding to the tension between the two nations, russia is banning a u.s. congressmen and 12 other americans in connection with guantanamo bay and abu grad. the democrat from virginia is not allowed to step foot in russia. it's in response to the u.s. ban of a russian parliament member. the other 12 include guantanamo bay's commander and a former soldier convicted of abuse at abu grad. russia says the ban is a reaction tot sur adding 12 names over human rights accusations. the death toll is climbing in iraq. at least 27 people are dead following a series of bombs that ripped through back dad. investigators say a homicide car bomber slammed into a police checkpoint, killing at least