Roberts signed with Detroit out of the University of Michigan. He was voted the Mariners’ MVP in 1978 (.301, 22 HR, 92 RBI), and his first hit for Seattle was a grand slam (4/9/78).
Roberts signed with Detroit out of the University of Michigan. He was voted the Mariners’ MVP in 1978 (.301, 22 HR, 92 RBI), and his first hit for Seattle was a grand slam (4/9/78).