San Salvador, El Salvador (CNN) - President Barack Obama on Tuesday expressed hope that Libya's opposition movement, given new protection by a U.S.-led military mission, can organize itself to revive broad enthusiasm for political change and oust Moammar Gadhafi from power.
In a 13-minute interview with CNN's Spanish-language network, Obama said the immediate goal of the U.N.-sanctioned military mission that began Saturday was to prevent an onslaught of the rebel stronghold of Benghazi by Gadhafi's military.
CNN's Sanjay Gupta and John King discuss radiation concerns from Japan and if radiation could affect U.S. food supplies.
CNN's Chris Lawrence explains the high cost of the U.S. involvement in Operation Odyssey Dawn in Libya.
CNN's Ivan Watson reports a spokesman for the Interior Ministry says it is not clear who began the fire.
Rep. Ron Paul (R-Texas) argues that President Barack Obama lacks the constitutional power to act militarily in Libya. Paul continues, “I think [the U.S. government is] being disingenuous when they say this is a mission for humanitarianism. It's probably more related to oil than anything else.”