Abortion-rights supporters Dina van der Zalm, right, and Allyson Junker stand on the steps of the Missouri Capitol Wednesday, Sept. 10, 2014, in Jefferson City, Mo. Missouri lawmakers are expected to consider whether to override a veto by Gov. Jay Nixon of legislation requiring a 72-hour waiting period for abortions, one of the longest mandatory delays in the nation, during a special legislative session that begins Wednesday. (AP Photo/Jeff Roberson)