By Jacob Sullum This week a Texas grand jury declined to indict a marijuana grower for shooting and killing a sheriff’s deputy who burst into his home in the early morning to execute a search warrant. Henry Goedrich Magee, who was indicted on drug and weapon charges (the latter only because he was growing marijuana), said he believed Burleson County Sgt. Adam Sowders was a burglar. “This was a terrible tragedy that a deputy sheriff was killed, but Hank Magee believed that he and his pregnant girlfriend were being robbed,” Magee’s lawyer, Dick DeGuerin, told More…