Deputies search for convicted murderer accused of fatally shooting Pontiac man Officials say Michael Jerome Davis was convicted in 1984 and 1991 Updated: Tags: PONTIAC, Mich. – The Oakland County Sheriff’s Office is on the hunt for a twice-convicted murderer accused of fatally shooting a Pontiac man and injuring a woman. Michael Jerome Davis, 65, of Pontiac, was identified as being involved in the shooting that happened at about 8 p.m. Wednesday in the 800 block of South Marshall Street. Deputies said Davis is believed to be armed and dangerous, cautioning residents not to approach him. According to the sheriff’s office, he was previously convicted of aggravated murder in Ohio in 1984 and then convicted of murder while in prison in 1991. He was paroled from Ohio in 2006.