AP - Cheered by an enormous international crowd, Democratic presidential contender Barack Obama on Thursday summoned Europeans and Americans together to "defeat terror and dry up the well of extremism that supports it" as surely as they conquered communism a generation ago.

AP - Three ballistic missile crew members in North Dakota fell asleep while holding classified launch code devices this month, triggering an investigation by military and National Security Agency experts, the Air Force said Thursday.

AP - The Secret Service has asked for an extra $9.5 million to cover unexpected costs of protecting the presidential candidates during what has turned into an historic year for the agency's campaign security job.

AP - The Justice Department in 2002 told the CIA that its interrogators would be safe from prosecution for violations of anti-torture laws if they believed "in good faith" that harsh techniques used to break prisoners' will would not cause "prolonged mental harm."

AP - A former student shot three people Thursday in a computer room at a Phoenix community college, injuring two of them critically, authorities said. The gunman fled but a suspect was arrested nearby.

AP - The grandmother of a missing 2-year-old Orlando girl told an emergency dispatcher that a car driven by the girl's mother smelled like there had been a dead body inside, according to recordings of 911 calls released Thursday.

AP - Scientists have exposed some of the mystery behind the northern lights. On Thursday, NASA released findings that indicate magnetic explosions about one-third of the way to the moon cause the northern lights, or aurora borealis, to burst in spectacular shapes and colors, and dance across the sky.

AP - If you haven't heard of "Twilight," ask a teenager. The best-selling young-adult book isn't bound for the big screen until December, but fan frenzy for the film practically took over Comic-Con on Thursday.

AP - Carlos Zambrano pitched seven solid innings and the Chicago Cubs snapped a 10-game losing streak to the Florida Marlins with a 6-3 victory Thursday night.