WASHINGTON, Sha'ban 10, 1437, May 17, 2016, SPA -- U.S. President Barack Obama spoke by telephone on Tuesday with Rodrigo Duterte, the incoming president of the Philippines, a key treaty ally of the United States in Asia, a U.S. official said, Reuters reported. Duterte won the largest share of the votes in a May 9 presidential election, according to an unofficial count by a poll watchdog, although the official result has yet to be confirmed. -- SPA 21:53 LOCAL TIME 18:53 GMT www.spa.gov.sa/w