Warn others will be killed if Kurdish leaders continue to back U.S.
Ukraine released footage of what it said were Russian soldiers captured on its territory.
While tunnels used by Hamas to infiltrate Israel were a priority target of an Israeli offensive, many smuggling conduits into Egypt have skirted detection.
Says end of rocket and mortar fire crucial to deal to end conflict.
Several challenges preventing more permanent ceasefire.
Israeli missile exploded as attempts were being made to dismantle it.
Lead U.S. negotiator declined to give a final deadline for final nuclear deal.
Humanitarian chief said ceasefire is "vital" as flight ban to Israel lifted.
Almost half of all Syrians forced to flee, agency said.
Scenario could provide global backing for maintaining peace.
Copyright © 2014. All rights reserved.