 In June 2013, Christie vetoed S1921, an animal welfare bill introduced by the Humane Society of the United States to prohibit the use of gestation crates on pregnant pigs in the state.The bill had passed in the General Assembly with a vote of 60–5 and the Senate 29–4.A 2013 survey by Mason-Dixon Polling & Research Inc. showed 91% of New Jersey voters supported the legislation.