By Paul Egan and Francis Donnelly
The Detroit News
DETROIT — Authorities on Sunday arrested a Detroit police sergeant accused of putting out a contract on his wife after earlier arresting the accused "hitman," a 27-year-old Detroiter who could be responsible for as many as nine killings.
Sgt. David Cobb, 38, who works in the department's eastern district, was arrested without incident at his home early Sunday morning, police said.
Detroit cop held in hit on his wife