Thousands pay tribute to the victims of the tragic event.
Kevin Edson has been charged with possession of a hoax device and disturbing the peace for dropping a backpack containing a rice cooker at the Boston Marathon finish line.
President Obama issues statement one year after the Boston Marathon bombing.
President Obama and Vice President Biden pay tribute to victims and survivors of the Boston Marathon bombing.
President Obama delivers second eulogy at Fort Hood.
Federal prosecutors say they will seek the death penalty against Dzhokhar Tsarnaev in the Boston Marathon bombing.