The White House scrambled on Monday to counter perceptions that the Saudi king's absence from a summit later this week could undermine U.S. efforts to assure Gulf states it remains committed to their security against Iran.
The Saudi king's absence from a regional summit to be hosted by President Barack Obama shows how Gulf states, displeased by what they see as U.S. indifference to Iranian meddling in the Arab world, may hesitate to bless any nuclear deal with Tehran.
U.S. Secretary of State John Kerry hopes to explore Russia's willingness to curb its involvement in Ukraine and its support for Syria's president at talks on Tuesday with President Vladimir Putin.
The parent companies or main banking units of as many as five major banks, rather than their smaller subsidiaries, are expected to plead guilty to U.S. criminal charges over manipulation of foreign exchange rates, people familiar with the matter said.
