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"He had a lot of friends, he was very popular," said a friend of Dzhokhar Tsarnaev, when asked about his relationship with the terror suspect.
CNBC's Bill Griffeth reports a live update on the search for the Boston bombing suspect, from Watertown, MA.
Former Congressman Barney Frank, (D-MA), discusses how he heard the news about the Boston area lockdown, and its impact on the city.
Ruslan Tsarni, the uncle of the suspects in the Boston Marathon bombing, strongly urges his nephew to surrender to police. (7:30)
CNBC's Eamon Javers and Kelly Evans discuss what Washington, DC and London are doing to increase security.
"The technological lesson we should learn from this is just how valuable cameras are after an attack," said Stewart Baker, former assistant secretary for policy at the Department of Homeland Security.
Mayor Joseph Curtatone, (D), Somerville, MA, describes the area of Cambridge, as a "great community" with a great school system, as citizens in the surrounding towns stay indoors, while police search for the bombing suspect.
Secretary of State John Kerry, comments on the ongoing search for the suspect in Monday's Boston Marathon bombings.
CNBC's Bertha Coombs reports according to Connecticut police, the Honda CRV believed to be connected to a suspect in the Boston bombings, was recovered in Boston; and Jan Fedarcyk, former New York FBI director, discusses the progress of the manhunt.
My Gen. Barry McCaffrey (Ret), how unrest in Russia and Chechnya may have sparked the terror attack in Boston.
CNBC's Bertha Coombs provides a recap on the police search for the suspects in Boston's bombing. And, former New York City Mayor Rudy Giuliani, discusses why he is confused the suspects targeted the United States.
Greg Steinbrecher, MIT's "The Tech" reporter, reveals how students at MIT are responding to the death of a campus police officer; shot and killed in last night's capture of the Boston bombing suspect.
Van Harp, former Asst. Dir. of D.C. FBI field division, explains the tactics and techniques used in tracking down the Boston bombing suspects. And, CNBC's Courtney Reagan reports the latest details on Friday's market activity.
Bertha Coombs reports authorities appear to be looking for more than one suspect in the Boston Marathon bombings.
CNBC's Scott Cohn talks with Watertown resident Donna Michaud about police activity in her neighborhood, as authorities search for the bombing suspects. And, CNBC's Bertha Coombs has the update on the expanded search.
CNBC's Bertha Coombs reports authorities are now looking for another "person of interest," in connection with the Boston bombing.
Carl Quintanilla updates an enormous manhunt in Watertown, MA for a suspect in the Boston Marathon bombings.
Mitchell Silber, K2 Intelligence executive managing director, considers whether there are oversea links in the terrorist bombings in Boston. And, Rep. Peter King, (R-NY), explains why he hopes the remaining suspect is not killed, when police finally capture him.
The "Squawk on the Street" news crew report on today's business news, including SeaWorld's IPO. And, CNBC's Bertha Coombs reports the latest details on police efforts to capture the remaining Boston bombing suspect, with CNBC's Scott Cohn.
Art Hogan, Lazard, discusses what it is like in Boston now that the city is in virtual lockdown; and provides an outlook on what to expect in today's markets. Also, Larry Glazer, Mayflower Advisors, describes what it is like in Newton, Ma, and the surroun