A state lawmaker said a tuition waiver policy in place for Oklahoma State University 's Tulsa campus is "predatory" toward smaller state schools and "discriminatory" to the school's current students. State Rep. Mike Shelton, D- Oklahoma City , has called for two boards of regents to investigate the policy, which OSU has touted with large color ads in the Tulsa World . A spokesman for OSU said the program isn't desig...