The A697 in both directions re-opened - traffic returned to normal, accident cleared between A1 (Morpeth) and West Road (Longhorsley).
The road had been closed between Wooler and Morpeth North since 11:30am.
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The nursery school pupil got her stool from the bathroom so she could reach the latch and open the front door to let the ambulance crew in.
A mixed bag for the weekend.
Ant McPartlin was charged with drink driving after he was involved in a crash at the weekend.