Tillerson pledges safe areas for refugees, more pressure on Islamic State

By Lesley Wroughton and Yara BayoumyWASHINGTON (Reuters) - Secretary of State Rex Tillerson said on Wednesday the United States would set up "interim zones of stability" to help refugees return home in the next phase of the fight against Islamic State and al Qaeda in Syria and Iraq.The top U.S. diplomat did not make clear where these zones were to be set up.