Joyce Mitchell, A prison worker was arrested Friday for helping two convicted murderers break out of an upstate New York prison, police said. Joyce Mitchell, 51 .\r<br>\r<br>Judge Kevin Ryan sentenced Joyce Mitchell, who helped two convicted murders escape a prison in New York, to prison. CNNs Alex Field has the details.\r<br>\r<br>The upstate New York prison worker who assisted in the escape of two inmates is expected to receive up to seven years behind bars.\r<br>\r<br>Ex-Prison Worker Gets Up To 7 Years In Jail.\r<br>\r<br>John Mulligan served time at Clinton Correctional Facility in Dannemora and believes Joyce Mitchell was a willing participant in the prison break.