Obama: U.S. has good leads on who carried out Benghazi attacks 9:06am EST WASHINGTON (Reuters) - The United States has some "very good leads" about who carried out the attacks in Benghazi, Libya, that killed four Americans including the U.S. ambassador in September, President Barack Obama said in an interview broadcast on Sunday. Obama told NBC's "Meet the Press" that the United States would carry out all of the recommendations put forward in an independent review of the September 11 attack on the U.S. mission in Benghazi in which Ambassador Christopher Stevens was killed. "We're not going to pretend that...