South Boston December 19, 2019 6:16 pm Driver Pleads Not Guilty in Crash That Killed Toddler Charlene Casey, 64 — charged with motor vehicle homicide in the crash that killed 2-year-old Colin McGrath — was arraigned Thursday afternoon. US & World Videos 4:32 Anti-war protester at Northeastern speaks amid arrests: ‘We are peaceful students' 5:39 Billerica police sergeant hit and killed by excavator during construction detail 2:30 Arrests made in string of home break-ins targeting Asian-Americans 1:49 2 mail carriers targeted in Dorchester robberies 4:06 Students vote no confidence in Emerson president following protest arrests