February 21, 2016 Updated February 21, 2016 20160221_wesun_after_calls_for_ceasefire_syria_steps_up_bombings.mp3 Listen • 3:46 20160221_wesun_after_calls_for_ceasefire_syria_steps_up_bombings.mp3 Copyright 2016 NPR. To see more, visit http://www.npr.org/.