Texas Standard for April 29, 2016

Prison populations are rising and so is the tension, as a guard shortage presses dietitians into security positions. Also: A predawn knock on the door. The police enter guns drawn, and the alleged perp hauled away in handcuffs. The crime? Unpaid student debt. Why these raids seem to be happening in Texas and nowhere else. Plus: Drafted to fight a war many didn’t believe in – four decades on, how do they remember Vietnam? And: As women close a gender gap in medical research, there’s a new yawning chasm – who gets the credit? All those stories and more on today’s Texas Standard.