Desperate to stand apart from the pack and court soccer moms with a thirst for waterboarding, future presidential also-ran Marco Rubio staked out a remarkable policy position on day one of his campaign: He'd grow the detainee population at Guantánamo and "aggressively" pump prisoners for intelligence.

The Taliban, bane of America's post-9/11 Afghanistan operations, said Wednesday that they captured Mullah Abdul Rauf Khadim, a renegade insurgent and ex-Guantanamo detainee who was in Afghanistan recruiting for the Islamic State, the latest parry in a messy internecine conflict between violent Islamist regimes.