A drug dealer armed with a hammer was caught following a failed moped getaway in the London borough of Hammersmith and Fulham on 11 June, newly-released video shows.
Metropolitan Police officers in an unmarked vehicle spotted the suspected drug dealer riding a moped and began following him.
When he attempted to flee, officers intercepted him by driving into the moped and blocking his escape.
A search found 79 wraps of cocaine, £1,000 in cash and a hammer on him, with an additional £9,000 in cash found at his home.
He has pleaded guilty to the offences and is currently in prison awaiting sentencing.