Mexico: Acapulco police disarmed, placed under investigationv Police force in the southern Mexico's Acapulco city has been disarmed and placed under investigation on suspicions of ties to organised crime.Mexico's military arrested three top police officers in a massive ground and air operation around the Pacific coast city's police headquarters, Guerrero state security spokesman Roberto Alvarez said on Tuesday.Two police commanders were arrested on murder charges, and the highway police chief for carrying unlicensed weapons, he said.Municipal security secretary Max Lorenzo Sedano and his entire department are under investigation, he added." . . .