ITER, IAEA sign deal to move nuclear fusion research forward   South Korea may expand projects with North Korea   AP IMPACT: Iraq calmer but kidnappings spread   Ousted safety commissioner: Palin image damaged   Columnist Paul Krugman wins Nobel economics prize   Dow futures climb almost 400 after horrible week   US moves to get $700B bank rescue effort started   EU tells music lovers to turn down MP3 players   EU allows top Belarus officials to travel to EU   Johnston speaks on Bristol Palin, Obama and baby   `Chihuahua' fetches $17.5M to win another weekend   US economist Paul Krugman wins Nobel Economics Prize   Paul Krugman wins the Nobel economics prize   Mugabe swears in vice presidents despite power feud   Sen. Clinton praises Obama's stance on economy   AP NewsAlert   American Krugman wins 2008 Nobel for economics   Winners of the Nobel economics prize   Paul Krugman wins Nobel Prize for economics   Paul Krugman wins Nobel Economics Prize