Young mother killed after being knocked off e-bike in hit-and-run is named

Alana Armstrong, 25, was mother to a six-year-old son - (Derbyshire Police)

A young mother who was killed after she was knocked off an e-bike in a hit-and-run crash has been named.

Alana Armstrong, 25, was riding on the back of the bike on Tuesday evening after being followed by a dark-coloured 4x4 car, Derbyshire Police said.