Olympic gold medallist Sir Chris Hoy joked that he had not taken part in today's National Lottery run at the Olympic Stadium because he is "better on wheels than on foot".
Sir Chris said the run was a chance to "thank the British public".
More top news
Villarrica - one of Chile's most active volcanoes - has erupted, forcing the evacuation of nearby communities.
Footage showing the "truly shocking" moment a teenager was stabbed to death as he rode his bike with friends has been released.
Drinking three to five cups of coffee a day could reduce the risk of clogged arteries and thus heart attacks, a study has found.