MetroLink security guard killed at Delmar Loop station identified, suspect arrested The suspect was arrested Monday morning at the Hanley Road MetroLink station, according to police sources familiar with the investigation Author: Kelsi Anderson (KSDK), Alex Fees (KSDK) Published: 12:05 PM CST January 31, 2021 Updated: 1:17 PM CST February 1, 2021 ST. LOUIS — A homicide investigation is underway after a security guard was shot and killed Sunday morning at the Delmar Loop MetroLink station. Police have identified the guard as 30-year-old James Cook. The suspect was arrested Monday morning at the Hanley Road MetroLink station, according to police sources familiar with the investigation. The St. Louis Metropolitan Police Department responded to the shooting at 10:08 a.m. on Hodiamont Avenue. Officers found Cook shot in the face. He was breathing when police arrived but later died.