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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Cold with some icy stretches to start. There will be sunny intervals and further blustery, wintry showers.
Early wintry showers will clear to give a mostly dry day with some sunny spells.
Scattered wintry showers will continue overnight. Clear spells will allow a frost to develop by morning.