**Disgraced Wall Street financier Bernie Madoff has been moved to the medical centre within the prison where he is serving 150 years for fraud.**He was transferred on 18 December, a spokeswoman at the Butner Federal Correctional Complex in the US state of North Carolina confirmed.
However, she declined to provide further details.
Madoff, 71, is serving the prison term after pleading guilty to a $65bn (£41bn) fraud.