Kiev: At least 1,500 Russian troops and convoys of military hardware entered Ukraine over the weekend, AFP reports said quoting the Ukrainian military on Monday (09). "One thousand five hundred Russian soldiers and 300 pieces of military equipment, including Grad missile systems, crossed the Ukraine-Russia border on February 7 and 8," Ukraine military spokesman Andriy Lysensko told journalists. Around 170 vehicles, including trucks, petrol tankers and cars, also crossed the border, he said.