ABC News' Patrick Reevell reports that there is still a "fundamental gap between the two sides over territory," specifically Ukraine's eastern Donbas region.
Russia and Ukraine don't agree on much, but both sides left the latest round of U.S.-led peace talks Wednesday describing the negotiations as "difficult."Moscow — and increasingly President Donald Trump — have blamed Ukraine for the absence of a deal, while Kyiv argues it is instead the Kremlin that is stalling
