The jury in the Boston bombing trial was shown distant surveillance video of Dzhokhar and Tamerlan Tsarnaev approaching Officer Sean Collier's patrol car before he was killed

Boston Bombing Trial: Dzhokhar Tsarnaev Guilty on All Counts; Faces Death

Dzhokhar Tsarnaev gives camera middle finger

Boston Bomber Dzhokhar Tsarnaev Could Get Death or Super Max Prison

Dzhokhar Tsarnaev: Should He Live or Die?

Boston bombing survivor to run marathon

Boston Marathon: 10 years since bombing

The stories of the Boston Marathon bombing, 10 years later