Pro-Russian separatists launch attack in Ukraine amid ceasefire

A flag of the so-called People's Republik of Donetsk waves as pro-Russian militants take the military oath during the ceremony in the centre of the eastern Ukrainian city of Donetsk on June 21, 2014. Russian President Vladimir Putin has ordered troops in central Russia on "full combat alert," the defence minister said on Saturday, a day after the Kremlin confirmed it was beefing up its military presence at the border with Ukraine. AFP PHOTO/ ALEXANDER KHUDOTEPLY        (Photo credit should read Alexander KHUDOTEPLY/AFP/Getty Images)

Pro-Russian militants take the military oath in front of a flag of the People’s Republic of Donetsk on June 21, 2014. Separatists in launched attacks in the Donetsk oblast and throughout the country on Saturday after a ceasefire was put in place on Friday evening. Credit: KHUDOTEPLY/AFP/Getty Images

Less than a day after a temporary cease-fire was put into place to put a stop to all military action in Ukraine, pro-Russian forces attacked army posts in the country near the border with Russia.

The ceasefire began was initiated by Ukrainian President Petro Poroshenko on Friday night and was expected to last one week. Separatists launched their attack on the posts with mortars and sniper fire, according to a government spokesperson.

Attacks by pro-Russian forces also occurred elsewhere Ukraine on Saturday. Separatists in Slovyansk used mortars and grenade-launchers against Ukrainian forces. Meanwhile, a Ukrainian airbase in the Donetsk town of Avdiyivka was attacked by an estimated 50 armed militants.

NewsHour Weekend’s Alison Stewart spoke with Gideon Rose, editor of Foreign Affairs magazine, to discuss the impact of the attack and possible responses from western nations.