A girl and two boys have been arrested on suspicion of murdering a teenager who was stabbed to death in south London.

The driver who died in a train crash near Bedford in which 100 people were injured has been named as Shaun Burton, who was 60-years old.

A new weather warning for "extreme heat" has been issued by the Met Office - with UK temperatures set to reach as high as 38C next week.

England cricket captain Ben Stokes, and player Gus Atkinson, have been given written warnings over their visit to a London nightclub.