Three people are in hospital following a collision on Landor Street in Birmingham.
Police were attempting to stop a Renault Laguna, which was then involved in a collision with an Audi and Ford Fiesta.
The driver of the Renault was arrested for driving and drugs offences.
Landor Street remains cordoned off as investigations continue.
The matter has been referred to the Independent Police Complaints Commission.
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A teenager has been charged with murder after the death of 16-year-old Ozell Pemberton. Two others remain in custody.
Dry and turning sunny for most parts, but low cloud, mist and fog may affect coastal areas until late afternoon.
Fine and dry with plenty of warm sunshine and light winds. Risk of isolated heavy showers and thunderstorms during the afternoon.