Timeline: The Hunt For The Boston Marathon Suspects

This video still shows Boston Marathon bombing suspect Dzhokhar Tsarnaev visible through an ambulance after he was captured in Watertown Friday. (Robert Ray/AP)
This video still shows Boston Marathon bombing suspect Dzhokhar Tsarnaev visible through an ambulance after he was captured in Watertown Friday. (Robert Ray/AP)

On Monday, April 15, 2013, two bombs exploded at the finish line of the Boston Marathon, killing three people and injuring hundreds of others. On Thursday evening, the FBI released surveillance images of two suspects. Here’s how events unfolded after that:

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