document: Four police officers were injured in the incident on Friday night.
  A man, aged 19, and a boy, aged 16, have been charged with six counts of aggravated vehicle taking.
  They are due to appear before Belfast Magistrates' Court on Monday.
  The 19-year-old man has also been charged with driving while disqualified and using a motor vehicle without insurance.
summary: Two teenagers have been charged in connection with an incident in west Belfast in which a car collided with two police vehicles.