Russia’s push for the key city of Lysychansk – Sky's Alex Crawford on the frontline

Lysychansk in Ukraine's Donbas region is strategically important for the war and is under near-constant bombardment from Russian artillery and airstrikes. With Niall Paterson on the Sky News Daily is our special correspondent Alex Crawford, specialist producer Chris Cunningham, and Ukrainian fixer Artem Lysak, who have been reporting from the city. Producer: Soila Apparicio Editor: Philly Beaumont