A portrait of a schoolgirl from Birmingham, who survived being shot in the head by a Taliban gunman, is expected to fetch up to £48,000 at auction today.
The portrait of Malala Yousafzai is going under the hammer in New York, with all proceeds going to the Malala Fund, which supports girls' right to education.
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He demanded the money after placing a carrier bag containing what appeared to be a heavy object on the counter.
Closures will be in place on the Aston Expressway, Park Circus and Salford Circus. There will be some full weekend closures and diversions.
West Midlands Police have said specially trained police negotiators are speaking with the woman to try and talk her down to safety.