December 21, 2017 12:35 pm Busy Day at Logan for Holiday Travelers More than 6.4 million people expected to travel this holiday season nationwide. 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