Sen. Joe Manchin, D-W. Va., talks to the "CBS This Morning" co-hosts about his failed bipartisan effort to strengthen gun control laws by expanding background checks and how he's not prepared to give ... more 
Sen. Joe Manchin, D-W. Va., talks to the "CBS This Morning" co-hosts about his failed bipartisan effort to strengthen gun control laws by expanding background checks and how he's not prepared to give up the fight. less 
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Tue, May 7, 2013 11:45 AM EDT