BOSTON (CBS) – There is new video of accused Boston Marathon bomber Dzhokhar Tsarnaev one day after the attacks.

It shows Tsarnaev and his friend Azamat Tazhayakov entering the gym on the UMass-Dartmouth campus around 9 p.m. on April 16, 2013.

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The video shows Dzhokhar Tsarnaev and Azamat Tazhayakov entering the UMass-Dartmouth gym April 16, 2013 (Image courtesy: U.S. Attorney's Office)

The video shows Dzhokhar Tsarnaev and Azamat Tazhayakov entering the UMass-Dartmouth gym April 16, 2013 (Image courtesy: U.S. Attorney’s Office)

The video was made public as evidence in the obstruction trial against Tazhayakov.

Watch: The Video

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Both sides rested their cases Monday.

Tazhayakov is charged with removing a backpack filled with fireworks from Tsarnaev’s dorm room days after the bombings.

The defense insists another friend is to blame.

Closing arguments are set for Wednesday.

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