U.S. Rep. Mike Conaway (R-TX) speaks during a candlelight vigil held at Centennial Plaza in downtown Midland, Tx., Saturday Nov. 17, 2012. The vigil was held to remember people involved in an accident where a Union Pacific train struck a float carrying military veterans,Thursday Nov. 15, 2012, killing four men, including one from the San Antonio area. Photo: Edward A. Ornelas, San Antonio Express-News / © 2012 San Antonio Express-News