Jessica Ennis-Hill announces her retirement from athletics

Sheffield athlete Jessica Ennis-Hill, who won Heptathlon gold at the London 2012 Olympics and the World Championship in 2015, has announced her retirement from athletics.

Jessica Ennis-Hill, London Anniversary Games 2016

She had already hinted at retirement after winning a silver medal at the Rio Olympics in August and says it was "one of the toughest decisions I've had to make.  I've always said I wanted to leave on a high and have no regrets,"