LONDON, April 15, SPA -- Two British Puma helicopters crashed Sunday north of Baghdad, killing two British service personnel and injuring one, the Ministry of Defense said. Defense Secretary Des Browne said in a statement that an investigation into the incident was under way, but thatinitial reports indicated the crash was an accident «andnot as a result of an attack by insurgents.» Three other service personnel were slightly injured in the crash, a defense ministry spokesman was quoted as saying by the Associated Press.--SPA www.spa.gov.sa/441148