CORPUS CHRISTI — State District Judge Tom Greenwell was found dead from a gunshot wound Monday night in his chambers, Nueces County Sheriff Jim Kaelin confirmed. Corpus Christi police, medics and Nueces County Sheriff's Office deputies responded about 7 p.m. to the courthouse after a report that a man was found with a gunshot wound to the head.The courthouse closed at 5 p.m. It was unclear how a gun could have passed through security or been within the county building, equipped with security personnel and a metal detector. Attorneys, judges, and some media outlets who have courthouse identification badges typically...