defending the base retreated thursday. they say only one operational military aircraft was left on the base. the german navy has rescued nearly 900 migrants off the coast of libya. many of the refugees, including 27 children, were found on board six boats. others were struggling to stay afloat in the water with their life vests still on. u.s. president barack obama is umping the congress to review the government's surveillance programs. he said terrorists could slip by u.s. intelligence if major provisions of the patriot act are not extended. congress has until sunday for law enforcement agencies to keep the programs running. secretary of state john kerry and iranian foreign minister muhammad gentlemsad de.