'Forgotten inmate' Maria Pearson (pictured), now 70, has spent almost four decades behind bars for stabbing her ex-boyfriend's new partner to death in 1986 in Hartlepool.

'Forgotten inmate' Maria Pearson (pictured), now 70, has spent almost four decades behind bars for stabbing her ex-boyfriend's new partner to death in 1986 in Hartlepool.

Maria Pearson stabbed love rival Janet Newton to death in 1986 and was handed a life sentence the following year