VIENNA - World powers and Iran struggled on Saturday to overcome crucial differences that are preventing them from ending a 12-year standoff over Tehran's atomic ambitions, raising the prospect of another extension to the high-stake talks. | Video
Recent World News
PORT OF SPAIN - An elderly German couple was found murdered on a beach near their home in the southern Caribbean island of Tobago on Saturday, according to police.
ISTANBUL - U.S. Vice President Joe Biden said he and Turkish President Tayyip Erdogan he had discussed a transition of power in Syria away from President Bashar al-Assad during a four-hour meeting in Istanbul on Saturday. | Video