Kherson: from heaven of Ukrainian liberation to hell of Russian bombardment

The southern city of Kherson was liberated from Russian occupation by Ukrainian forces, sparking ecstatic scenes in the main square. But with Russian troops retreating just over the Dnipro River, joy has quickly turned to nightmare. The Guardian's Luke Harding and Christopher Cherry speak to remaining residents to find out what life is like among the awful booms of artillery fire, and why they have chosen to stay