Dzhokhar Tsarnaev's friends arrested

From left to right: Dias Kadyrbayev, Azamat Tazhayakov and Robel Phillipos. All three are college students friends with 19-year-old Boston bombing suspect Dzhokhar Tsarnaev. Kadyrbayev and Tazhayakov were charged with conspiring to obstruct justice by concealing and destroying evidence. Phillipos was charged with lying to investigators about the visit to Tsarnaev's room.

This undated photo added on April 18, 2013 to the VK page of Dias Kadyrbayev shows, from left, Azamat Tazhayakov and Dias Kadyrbayev, from Kazakhstan, with Boston Marathon bombing suspect Dzhokhar Tsarnaev in Times Square in New York.

Azamat Tazhayakov in an undated photo posted to Facebook on November 27, 2012.

Robel Phillipos talks in a YouTube video uploaded in 2012 for a class project. Phillipos is one of three college students being held by police for hiding evidence in the Boston bombing case.

This undated Facebook photo shows Dias Kadyrbayev at La Souk in New York City.

A novelty tag on a 2006 BMW reads "Terrorista#1". The car is registered to Dias Kadyrbayev, seen here parked outside his apartment in New Bedford, Mass., on April 19, 2013.

This undated Twitpic shows Dias Kadyrbayev and friends with his 2006 BMW, sporting a novelty license plate bearing the phrase "Terrorista#1"

This undated photo found on the VK page of Dias Kadyrbayev shows Kadyrbayev, left, with Boston Marathon bombing suspect Dzhokhar Tsarnaev, at an unknown location.

This image shows Dias Kadyrbayev being arrested in New Bedford, Mass., on April 19, 2013.

This undated Facebook photo shows Dias Kadyrbayev behind the wheel of an automoblie, in an unknown location.

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Robel Phillipos is seen in the checkered flannel shirt along with members of the Cambridge Kids' Council Youth Involvement Subcommittee. The group visited Rep. Alice K. Wolf (D-Cambridge) at the State House on Wednesday, March 11. The group discussed legislation filed by Representative Cory Atkins (D-Concord) that would allow seventeen-year-olds to vote in municipal elections.

This photo shows a man being taken into custody in New Bedford, Mass., on April 19, 2013 for questioning in connection with the Boston Marathon bombing.

Pictured here are fireworks recovered by Federal agents from a landfill in New Bedford, Mass, on April 26, 2013. The fireworks were found in a backpack believed to have belonged to Boston Marathon bombing suspect Dzhokhar Tsarnaev. It was allegedly dumped into the trash by Dias Kadybrayev and Azamat Tazhayakov, who are both being held in Federal custody.

This undated photo posted to his VK page shows Dias Kadyrbayev with a friend on a beach.