Police said a black Ford Focus travelling on the A47 near Wisbech left the road and ended up on its side near a ditch.
The road was closed in both directions for several hours but has now re-opened.
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A teenage boy is being questioned over the attack on a child in a park in Manchester.
Police have released CCTV in a bid to catch the thieves who raided a children's play centre, taking money from collection boxes and a till.
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