USA News Headlines: U.S. planes strike militants near Iraq's Amreli, airdrop aid

By Raheem Salman and Matt Spetalnick BAGHDAD/WASHINGTON (Reuters) - The United States carried out air strikes on Saturday against Islamic State fighters near the besieged Shi'ite town of Amerli in northern Iraq and airdropped humanitarian aid to civilians trapped there, the Pentagon said. President Barack Obama authorized the new military action, broadening U.S.