U.S. President Barack Obama needs to make good on the promises that won him the Nobel Peace Prize, fellow laureate and former U.S. president Jimmy Carter said on Thursday. Carter called on the current American president to back the Palestinian’s bid to the UN for statehood and seize the opportunity provided by the Arab Spring to facilitate Palestinian-Israeli peace. The shaking up of authoritarian rule in the Arab world has created opportunities for resolving conflicts in the Middle East, Carter said, comparing the Arab Spring to the political reality in which he, as president, helped broker the peace treaty between...