VP lobbies as Colo. approves gun-control measures - Article Photos 4/7

House members gather in their Chamber at the Capitol in Denver on Friday, Feb. 15, 2013, where a long emotional debate about guns and bills dealing with them is expected to last the entire day. Colorado lawmakers clashed Friday over setting limits on the size of ammunition magazines, a proposal in a package of Democratic bills responding to mass shootings at a suburban Denver movie theater and a Connecticut elementary school.(AP Photo/Ed Andrieski)