A man pleaded guilty Monday to two counts of murder and more charges after a 37-year-old woman and a 41-year-old man were shot dead in front of their children in 2023. Man and Woman Murdered in Parked VehicleMarcel Lagrange, Jr. shot Brittney Cockrell and Michael Hayter in a Westbrook parking lot on June 19, 2023. Suspect Fled on Foot, Injured Bystander and Tackled by WitnessLagrange fled the scene on foot and police pursued him. A bystander tackled Lagrange and he was held down by a group of witnesses until officers arrested him. Guilty Plea and Upcoming SentenceHe pleaded guilty to the charges on Monday and will be sentenced at an upcoming court date.