Participants gather at Capitol for annual veto session
September 11, 2013 | 3:07 p.m. CDTParticipants gather for a rally to override Gov. Jay Nixon's veto of a gun bill on the south lawn of the Missouri State Capitol in Jefferson City, Wednesday. The governor vetoed a bill that attempted to nullify certain federal gun laws. As of 3 p.m., there had not been a vote on the measure.