U.S. influence challenged in global financial institutions -Lew

The Obama administration warned on Tuesday that rising powers were challenging U.S. leadership in global financial institutions, and urged Congress to approve a deal it says would help preserve U.S. influence. "New players are challenging U.S. leadership in the multilateral system," Treasury Secretary Jack Lew said in prepared remarks. Lew urged lawmakers to sign off on a reform of the International Monetary Fund that would give emerging markets a bigger say in global economic policy w