Gay marriage opponent Dale Burleson, of Clear Lake, Iowa, left, talks with gay marriage supporter Jeff Callison, of Des Moines, Iowa, right, following a rally sponsored by The Family Leader, Tuesday, ... more 
Gay marriage opponent Dale Burleson, of Clear Lake, Iowa, left, talks with gay marriage supporter Jeff Callison, of Des Moines, Iowa, right, following a rally sponsored by The Family Leader, Tuesday, March 15, 2011, at the Statehouse in Des Moines, Iowa. About 500 opponents of gay marriage rallied outside the Statehouse to pressure lawmakers to approve a statewide vote on amending the constitution to ban gay marriage. less 
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Associated Press | Photo By Charlie Neibergall
Tue, Mar 15, 2011 5:44 PM EDT