Sister's 'jealous' ex lit fatal fire, trial told

A trial has revealed that a mum and her three children died in a fire in Bradford, allegedly set by her sister's jealous ex-partner out of revenge. Sharaz Ali and Calum Sunderland deny murder charges in the fatal fire that killed Bryonie Gawith and her children. Prosecutors claim Ali's motive was jealousy and that he poured petrol in the house, resulting in the tragic deaths. The trial continues as details of the harrowing incident come to light.