Oakland County Prosecutor Karen McDonald demonstrates how swiftly she was able to insert a gun lock during closing statements in the trial of James Crumbley, Wednesday, March, 13, 2024 in Pontiac, Mich. Crumbley is charged with involuntary manslaughter, accused of failing to secure a gun at home and ignoring his son's mental health. (Mandi Wright/Detroit Free Press via AP, Pool) OXFORD, Mich. – Attorneys made their closing statements Wednesday at the trial of James Crumbley, the father of the Oxford High School shooter. James Crumbley’s involuntary manslaughter trial came to a close on Wednesday, March 13 after just more than...