March 12, 2018 5:35 pm Senator Markey Unveils Gun Plan Mayor Marty Walsh and other gun control activists met at Boston police headquarters to help Senator Markey promote his new federal gun legislation. US & World Videos 2:02 Snowstorm causes delays and cancellations at Logan 2:19 Plans to relocate Boston students to Roslindale Community Center met with criticism 4:47 Winter weather impacts roads, delays flights ahead of holidays 5:46 Snow falls across Greater Boston, impacting roads and air travel ahead of holidays 2:32 Santa's helpers hand out presents to children