Man arrested after elderly woman stabbed to death

A man has been arrested on suspicion of murder after being detained by members of the public following the stabbing of an elderly woman motorist, police said.

Bedfordshire Police said the victim, a woman in her 70s, was fatally injured around 3pm yesterday in Trent Road, Luton.

A man in his 50s was detained by members of the public at the scene and police arrested the man, who was known to the victim, on suspicion of attempted murder.

He was taken to Luton Police Station for questioning and subsequently re-arrested on suspicion of murder.