Where do you draw the line on weapons?

A detail view of pistols that were turned in during a gun buy back program at the First Presbyterian Church of Dallas on January 19, 2013 in Dallas, Texas.
A detail view of pistols that were turned in during a gun buy back program at the First Presbyterian Church of Dallas on January 19, 2013 in Dallas, Texas.

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    Where do you draw the line on weapons?

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Crossfire host Van Jones raises the question of where to draw the line on weapons in the U.S.