No civilian or policeman was hurt in the suicide bombings near a police station in the southern Russian region of Stavropol, local media said Monday.   "There is allegedly none injured among civilians or employees of the law enforcement agencies," RIA Novosti news agency quoted a law enforcement source as saying.   Three suicide bombers detonated themselves earlier in the day in Novoselitsk district of the Stavropol region, while a fourth suspected bomber was killed, the source added. Source: Xinhua