Today would have been Trayvon Martin's 21st birthday

But instead he died at 17 and the man who killed him walks free

Published February 5, 2016 7:42PM (EST)

Trayvon Martin was killed on Feb. 26, 2012 by "neighborhood watch" George Zimmerman who was later found not guilty of all charges. Martin's murder sparked protests across the nation and ignited a movement that would later be called "Black Lives Matter."

Martin would have been 21 today. Watch our video that recounts the events that led to his death and the injustices that followed it.

By Janet Upadhye

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George Zimmerman Original Video Trayvon Martin