For five days in April 2013 — from the initial attack to the ensuing manhunt, deadly shootouts and eventual arrest of the surviving suspect Dzhokhar Tsarnaev — Boston was a focus of world attention. For a look back at the events of last year, watch the video in the embedded player.
You can also tune in to The National tonight for a report from CBC's Paul Hunter, who revisits survivors in Boston and speaks with victims of the April 15 attack.
Tomorrow, CBC News will carry live coverage of the memorials to commemorate the bombing.
- 2:35 p.m. ET - A flag will be raised and a moment of silence will take place at the Boston Marathon finish line. Attendees include Biden, Patrick, Walsh, emergency responders, and people wounded in last year's bombing attacks.
- 2:49 p.m. ET - A moment of silence will be observed for the Boston bombing victims.