15:30HARDtalkAndriy KobolyevBBC World News Duration: 30 minutes Thu 8th Sep 2016, 15:30 on BBC News AfricaHARDtalk's Shaun Ley speaks to Andriy Kobolyev, CEO of Ukraine's Naftogaz. Show more ContributorsPresenter:Shaun LeyInterviewed Guest:Andriy KobolyevGenresFactualFormatsDiscussion & TalkBrandHARDtalk Source: BBC Online