Pak pleaded guilty last week to two counts of murder for shooting and killing Derrick Thompson and Alivia Welch. Prosecutors said Pak was upset with the couple over unpaid rent and parking.

You are able to gift 5 more articles this month. Anyone can access the link you share with no account required. Learn more. A Biddeford landlord who was serving a life sentence for killing two ...

Learn more. BIDDEFORD — The shooting deaths of Derrick Thompson and Alivia Welch mark the second time in three years Biddeford teenagers have dealt with the murder of friends. Thompson and Welch ...