Three U.S. military police died in an ambush in the Shi’ite holy city of Kerbala and another American military policeman was killed by a bomb in Baghdad, the U.S. military said on Friday. Their deaths raised to 101 the American toll from hostile action in Iraq since President Bush declared major combat over on May 1. In the deadliest single attack on U.S. forces since three soldiers died in an ambush near Saddam Hussein’s home town of Tikrit on September 18, three American military policemen died and seven were wounded in the Kerbala attack late on Thursday. Full Story