The Ukrainian had been part of a plot aimed at assassinating President Volodymyr Zelenskyy during his visit last week to Mykolaiv, a southeastern city near the front, officials said. SUBSCRIBE to ABC News on YouTube: bit.ly/2vZb6yP Latest updates: abcnews.go.com Watch FULL EPISODES on Hulu: abcn.ws/3bzvQQn #zelenskyy #ukraine #assasination #attempt #gma #abcnews