A teenager has been arrested by police after a schoolgirl was threatened with a knife.

Yesterday (June 5), police were called to Sidcup High Street to reports of a schoolgirl being threatened by a woman with a knife.

A statement posted on the Sidcup Police's Facebook page read: "The 15-year-old female was later located and arrested on Sidcup High Street.

"She is currently in police custody.

"We are assisting response team officers in taking statements."