Mock weapons used to train educators in Harrold, Texas. The North Texas school district was the first to allow educators to carry guns on school grounds in 2007. Credit: Marjorie Kamys Cotera for The Texas Tribune Sign up for The Brief, our daily newsletter that keeps readers up to speed on the most essential Texas news. Six years after Texas passed a controversial measure allowing licensed gun owners to carry concealed handguns on college campuses, one Republican state lawmaker is pushing to expand the law by allowing licensed adults to carry weapons in public and charter schools. The bill’s staunchly pro-gun author, state Sen. Bob Hall, sees the move as a logical extension of Texas’ campus carry law, which passed in 2015 over the passionate pleas of Democrats, gun control advocates and some university officials who feared increased violence.