July 7, 2020 6:24 pm City Leaders Address Increase in Violence After a violent Fourth of July weekend in Boston, city officials are expressing frustration. 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