Case closed. The Texas Dept. of Public Safety will not revoke or suspend the license of a handgun instructor who ran a radio ad telling Muslims and non-Christian Arabs that he would not teach them how to handle a firearm. The DPS statement said Crockett Keller affirmed that he would not refuse handgun instruction “to anyone based on national origin, race or religion.” The state agency declined to provide any further comment. Keller gained national attention for the ad that ran on a country music station about 100 miles west of Austin. “I have no regrets,” he said. “I’m...