Explosions at the finish line of the Boston Marathon Monday killed three people and injured at least 170 people.
- Police release photos of two suspects
- One suspect believed to be caught on tape planting bomb
- A makeshift memorial has sprung up Boylston street
- Obama signs emergency declaration for Mass.
- BU student Lingzi Lu; Krystle Campbell, 29; Martin Richard, 8, killed
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A source close to the investigation confirms to FoxNews.com the man whose apartment was searched is considered a person of interest in the case, and is the same person of interest Fox
The deadly bombing at the Boston Marathon that killed at least three and injured 176 is believed to be an act of terrorism, senior White House officials told Fox News.