Biden pays tribute to Boston Marathon bombing victims

April 16, 2014

UNITED STATES, Boston : Boston pays solemn tribute Tuesday to the victims and survivors of the marathon bombings that traumatized the northeastern US city and stunned the nation one year ago. Three people were killed and more than 260 others wounded when two bombs made of explosives-packed pressure cookers detonated near the finish line of the city's famous marathon on April 15, 2013.