PESHAWAR - A bomb blast killed eight people Sunday in northwestern Pakistan as a U.S. drone strike nearby killed four suspected militants, officials said. The bombing struck a refugee camp housing internally displaced people on the outskirts of the city of Hangu, police officer Anwar Saeed Kundi said. [...] the U.S. drone strike killed four suspected militants in South Waziristan tribal region of Pakistan along the Afghan border, intelligence officials and Taliban fighters said. MIAMI - A party at a Miami nightclub turned chaotic after gunmen opened fire, wounding at least 15 people. CHICAGO - The Federal Aviation Administration says it's replacing the entire central computer network at a Chicago-area control center where an act of sabotage brought the city's two international airports to a halt.