By Kim Palmer CLEVELAND (Reuters) - A teenager serving a life sentence for shooting three students to death at a Cleveland-area high school in 2012 escaped on Thursday with another inmate from a northwestern Ohio prison, prompting a manhunt for the pair, police said. T.J. Lane, 19, who was sentenced to life in prison without parole last year for the attack at Chardon High School near Cleveland, escaped with fellow inmate Clifford Opperud, 45, from the Allen Oakwood Correctional Institution in Lima, Ohio, the local police department said in a Facebook message. Lane and Opperud, who is serving a sentence for aggravated robbery, escaped at about 7:40 p.m. and were said to be wearing blue prison uniforms, police said. Lane's former attorney, Ian Friedman, warned that Lane could be dangerous. Click here to read full news..