Families and loved ones of those lost and survivors of the Boston Marathon bombing gathered Tuesday ... was shot and killed during the manhunt for the suspects days later, and Boston police ...

Brothers Tamerlan Tsarnaev and Dzhokhar Tsarnaev planted two bombs at the 2013 Boston Marathon that killed three people and ...

A wreath-laying ceremony in the Back Bay at the site of the bombing will mark the solemn anniversary just after 10 a.m. WATCH LIVE: Mayor Wu, families of Boston Marathon bombing victims gather for ...

Tuesday is One Boston Day, an annual event to honor those killed and wounded in the tragic events connected to the 2013 Boston Marathon bombings. Each year on April 15, the city of Boston ...

in the bombings at the finish line of the Boston Marathon along Boylston Street. More than 200 people were injured. MIT police officer Sean Collier, 27, was killed days later during the manhunt ...

12 YEARS AGO TODAY, TWO BOMBS WENT OFF NEAR THE FINISH LINE OF THE BOSTON MARATHON, KILLING MARTIN RICHARD, KRYSTLE CAMPBELL, AND LINDSAY LOU. LATER THAT WEEK, IN THE MANHUNT FOR THE BOMBERS ...

The chaotic and scary scene took place on what is considered hallowed ground in Boston, the site of the April 15, 2013, Boston Marathon bombing ... killed during the manhunt for the suspects ...

Boston Marathon bombing. On that day, two bombs went off in the crowds near the marathon finish line, killing Martin Richard, 8, Krystle Campbell, 29, and Lu Lingzi, 23, and injuring over 200 people.

This marathon marks the 12th since the Boston Marathon Bombing, when two brothers executed ... was killed days later during the manhunt for the bombers. Boston police Officer Dennis Simmonds ...