Sam Simko, 66, of Commerce Township, was found dead at about 8:15 p.m. Monday in his business building in the 1000 block of University Drive in Pontiac

PONTIAC, MI – Officials are investigating after a 66-year-old businessman was shot and killed in Oakland County. According to WXYZ-TV in Detroit, the Oakland County Sheriff’s Office responded to a business in the 1000 block of University Drive in Pontiac at 8 p.m. on Monday.

Three men have been arrested in Cincinnati and are being charged in connection with what Oakland County Sheriff Michael Bouchard called Wednesday the "execution" of a Pontiac businessman during an alleged armed robbery at a marijuana business.

The Oakland County Sheriff's Office is investigating after a 66-year-old businessman was shot and killed earlier this week.

PONTIAC, Mich. – Authorities are investigating the death of a 66-year-old from Commerce Township. According to authorities, Sam Sinko’s body was found by his business partner just after 8:15 p.m., Monday, Jan. 13. It was at their shared business in Pontiac on University Drive, near Cameron Avenue.

Three Ohio men have been charged in connection to the death of an Oakland County businessman during an armed robbery, authorities announced on Wednesday.