BREAKING: 3 More Suspects Arrested in Marathon Boston Bombing Attack

Three additional suspects were taken into custody in the Boston Marathon bombing case, the Boston Police Department tells FoxNews.com.
Two of Dzhokhar Tsarnaev's UMass-Dartmouth roommates, Dias Kadyrbayev and Azamat Tazhayakov, are from Kazakhstan and faced an immigration hearing this morning, sources said. Sources told Fox News they face obstruction charges in connection with the bombing. The identity of the third suspect is unclear.