Three people were killed and hundreds wounded in the April 2013 bombing.
France is going ahead with the sale of two warships, despite the crisis in Ukraine.
Sen. Kelly Ayotte (R-N.H.) said Thursday that she is writing a bill that would impose tough new financial sanctions on Russia and provide aid for Ukrainian forces.
A bipartisan group of lawmakers introduced a bill calling for mental health screening for recruits before they can join the military, which it says could help prevent future shootings on military bases.
The Senate Intelligence Committee has already voted to release the report.
Gen. Larry Spencer also denied allegations the Air Force has been scaling back A-10 maintenance despite a Congressional mandate not to do so.
"The Russians have an array of capabilities including aircraft, helicopters, special forces, tanks, artillery, infantry fighting vehicles … and these could move in a matter of hours,” said U.K. Army Brig. Gary Deakin, director of NATO's crisis-operations center said during a press briefing Thursday.
The Russian government refused to provide the FBI with information about one of the Boston bombing suspects two years before the attack last year, The New York Times reported late Wednesday.
An inspector general’s report found Russian officials declined several requests by the FBI to obtain additional information about Tamerlan Tsarnaev, the older brother who died in a shootout with police.
The military's seconds-in-command from each branch said America risks a critical shortfall in readiness if the sequester is allowed to return.
Carter said Hillary did little for peace, and praised John Kerry's tenure at State.