Keywords: Dzhokhar Tsarnaev.jpg Dzhokhar Tsarnaev Джоха Ца наев 乔卡・查纳 夫 Screenshot from security video from Cell 4 in U S District Court for the District of Massachusettshttp //www nbcnews com/storyline/boston-bombing-trial/boston-bombing-trial-jury-sees-video-tsarnaev-making-obscene-gesture-n346411http //www bostonherald com/news_opinion/local_coverage/2015/04/video_shows_tsarnaev_flashing_v_sign_flipping_bird_and_primping 2013-07-10 Security camera of federal courthouse / United States Marshals Service PD-USgov Dzhokhar Tsarnaev crop jpg 2013 Boston Marathon bombings Prison cells |