Dashcam footage showed Joshua Gardner, 18, brandishing the enormous blade on a busy south London road before repeatedly slashing at the car and threatening its 19-year-old driver.
Attorney General reviews sentence of Drill rapper 'zombie knife' thug
Dashcam footage showed Joshua Gardner, 18, brandishing the enormous blade on a busy south London road before repeatedly slashing at the car and threatening its 19-year-old driver.