Dzhokhar Tsarnaev Twitter: 25 Of His Most Disturbing Tweets

BuzzFeed reports that @j_tsar is the Twitter handle of one of the Boston Marathon Bombing suspects, Dzhokhar Tsarnaev, according to a high school classmate of the teenage bomber, who scrambled away from police officials Thursday night as his brother and accomplice Tamerlan was killed by authorities.

Here are some of the most disturbing tweets from the 19-year-old, whose father described him as a "second-year medical student" and who even tweeted at people to "stay safe" on the day of the explosions:

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(UPDATE: These are song lyrics)

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23. The day of the bombings...

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25. A month prior to the explosions...