Nightly News | April 27, 2013
>> tonight in the boston bombings investigation involving the car used by the suspects and what investigators are now saying about their mother. we'll get the latest from michelle franzen from boston .
>> reporter: nbc news has learned that although early accounts focus largely on the stolen suv , investigators are also focusing on a second vehicle. a green honda used by the suspects on the day of the man hunt and fatal shooting of m.i.t. officer sean collier in cambridge. federal authorities say the suspects carjacked a vehicle. police say a mercedes suv , following the shooting when they were riding together during the chase that ended in watertown, but in paragraphs, a green honda was also spotted at the scene in watertown along with the black suv . in nearby bedford friday, investigators also searcheded a landfill. police say they were looking for dzhokhar's laptop and receipts for fireworks used to make the bombs. overseas, more details on the brothers' family. tsarnaev's mother was placed on the u.s. government terrorist database because of her son, tamerlan, 18 months before the boston bombings. russian authorities passed along information to the cia, stating both tamerlan and his mother were saying signs of increasing radicalization, accusations the mother denied this week. cnbc obtained these photos posted on the mother's web page on a russian social media website in 2010 . back in boston , copely square was packed with visitors.
>> to help us get through it, we need to be able to live it a little bit, to see what happened and how we're remembering the people who were affected.
>> in nearby dorchester, martin richard's team paid tribute to the 8-year-old who died in the bombing. his name painted on the field and his jersey draping the fence. a fitting remembrance for the boy who loved to play ball. and crowds continue to gather here tonight leaving messages, flowers and all along boylston street , businesses are reopening and we're getting an update on the people injured. there are still 30 victims that remain in boston hospitals.