Pro-Russia separatists barricaded the entrance to the Kramatorsk airbase in eastern Ukraine as they faced off with Ukrainian guards.
Ukraine's acting president Oleksander Turchinov said the airfield has now been retaken from the pro-Russia separatists.
Ukraine's curiously named Internet Party has come up with an offbeat campaign gimmick to lure voters - dressing as Star Wars characters.
Tensions remain high in eastern Ukraine after at least three died in a day of shooting during what was supposed to be an Easter truce.
In an exclusive interview with NBC News, the Ukrainian Prime Minister warns of the dangers of unchecked Russian expansion and aggression.