PISKY, UKRAINE - JANUARY 7: Ukrainian servicemen hold a position in the frontline village of Pisky during ongoing fights between Ukrainian forces and pro-Russian rebels on January 7, 2016 in Pisky, Ukraine. German Chancellor Angela Merkel has said she believes there could be progress in negotiations on the Ukraine crisis over the next few months as the Normandy negotiations take place between France, Germany, Russia and Ukraine.  (Photo by Pierre Crom/Getty Images)