Russian forces continue to batter key Ukrainian city of Bakhmut

Read MoreRussian forces continue to pummel the Ukrainian city of Bakhmut, a city Moscow sees as essential to its ambitions to seize all of the eastern Donbas region. Imtiaz Tyab reports.Russian forces continue to pummel the Ukrainian city of Bakhmut, a city Moscow sees as essential to its ambitions to seize all of the eastern Donbas region. Imtiaz Tyab reports.