Feds Search Landfill for Bomber Suspect's Laptop

Investigators in white hazmat suits are searching a landfill for a laptop tied to the accused Boston Marathon bombers, one of a potential lead that emerged as a result of interviews with men from Kazakhstan who knew the terror suspects, law enforcement sources told ABC News. Immigration officers arrested the two men, Dias Kadyrbayev, 19, and Azamat Tazhayakov, 20, on Saturday on suspicion that they had violated the terms of their student visas because they were no longer attending classes. They ...