MONTGOMERY‚ Ala. (AP) — An Alabama inmate scheduled to be the first person in the United States to be put to death with nitrogen gas is waiting to see if he will receive a last-minute reprieve from federal courts in his bid to halt the execution. Unless blocked by the courts‚ Alabama intends to execute Kenneth Eugene Smith‚ 58‚ by the never-used method of nitrogen hypoxia Thursday. The U.S. Supreme Court denied Smith’s request for a stay Wednesday‚ rejecting his argument that it would be...