Massachusetts September 10, 2018 5:55 pm Social Media Threat Locks Down Pembroke High School A school in Pembroke, Massachusetts, was on lockdown after a student allegedly threatened to kill himself and others. US & World Videos 1:43 Authorities respond to incident in Northbridge 0:49 Bowling alley reopens 6 months after mass shootings in Lewiston, Maine 2:27 Mother speaks out after school shooting threat in Milton 0:17 Student encampments taken down at Tufts University 1:46 Deaf woman stabbed in East Boston
