Helen Worth pays tribute to Coronation Street creator Tony Warren

Actress Helen Worth, who plays Gail McIntyre in Coronation Street, has paid tribute to creator of the show Tony Warren, who has died aged 79.
Worth, who worked alongside Warren for 42 years on the ITV soap, said he "gave huge enjoyment of millions of people" and it is "the end of an era".
"I do think we should all be grateful for Tony Warren's life... he changed television," she said.