Parents of Suspect in Michigan School Shooting Due in Court

James Crumbley (L) and Jennifer Crumbley, the parents of Ethan Crumbley, a teen accused of killing four students in a shooting at Oxford High School, Mich., in undated combo of photos. Oakland County Sheriff's Office via AP

ROCHESTER HILLS, Mich.—The parents of a Michigan teen charged with killing four students at Oxford High School were scheduled to return to court Tuesday on charges of involuntary manslaughter.

A probable cause conference was scheduled in Rochester Hills District Court for James and Jennifer Crumbley.