The U.S. Attorneys' Office and the FBI have been releasing official reports about their investigation of the Boston Marathon bombing, but there's also been amateur sleuthing taking place online at sites like Reddit and 4Chan.
The story of the Boston bombing through business owners who chose to reopen the day after. For them business is about community, not just money.
How cell phone and surveillance video is gathered and and processed to find clues, and track the perpetrators of the fatal attack in Boston.
A day after three people were killed and over 130 injured by two bombings at the Boston Marathon, the search for answers is well underway.