Sen. Frank Lautenberg, D-N.J., center, leads a news conference on Capitol Hill in Washington, Tuesday, July 24, 2012, to criticize the sale of high-capacity magazines for assault rifles that are sold to the public. He is joined by Sen. Robert Menendez, D-N.J., left, and Rep. Carolyn McCarthy, D-N.Y., right. A previous federal ban on high-capacity ammunition magazines was allowed to lapse in 2004. (AP Photo/J. Scott Applewhite)