Ukraine Declares Martial Law as Tensions With Russia Soar Officials say move stops short of a declaration of war
Russian Warplanes Strike Syrian Rebels After Poison Gas Attacks Russia says group responsible for gas shelling was target
US Envoy: US, Russian Forces Have Clashed a Dozen Times in Syria Says US is acting appropriately in fighting Russians
Ukraine Council Expects to Declare War Against Russia After Maritime Incident Russia says Ukraine ships illegally entered Russian waters
US Sanctions Iranian, Russian Companies for Shipping Oil to Syria Russia slams illegal sanctions, says US lacks jurisdiction
US Issues New Russia Sanctions Over Profiting on Crimean Resort Treasury Dept: US will sanction all who profit from Crimean annexation
Israel Claims to Have Attacked Syria Since Downing of Russian Plane No media reports of any Syrian attacks since September 17