Gunmen opened fire Sunday on a convoy carrying Iraq’s minister of public works, killing a driver and a bodyguard and injuring two others, the U.S.-led coalition said. The minister, Nisreen Berwari, was unharmed. In another attack in the same city, Mosul, gunmen killed a Briton and a Canadian who were working as security guards for foreign electrical engineers at a power station. The ambush appeared to be part of a campaign to undermine U.S.-led reconstruction efforts in Iraq. The attacks highlighted the tenuous security situation in Iraq’s third-largest city, once a prime recruiting ground for the officer corps of Saddam Hussein’s military. Full Story