Attorney General John M. Formella, State Police Colonel Nathan Noyes, and Northfield Police Chief John Raffaelly announce that on Wednesday, August 10, 2022, the New Hampshire State Police in conjunction with other law enforcement agencies will be in the area of Route 93 between exits 17 and 20 in Concord, Canterbury, and Tilton, for the continued investigation into the Aug. 3 homicides of Kassandra Sweeney, age 25, and her two sons Benjamin Sweeney, age 4, and Mason Sweeney, age 1.