by Katey Hearth
Mission Network News
A ceasefire signed in February between Russian-backed separatists and Ukrainian forces has been crumbling fast in the past week as troops on both sides have reported casualties.
The February agreement followed the break-down of a prior ceasefire signed in September 2014. The United Nations estimates more than 6,800 people, both civilians and troops, have been killed since April 2014, with 17,100 wounded...