The case of Trayvon Martin, a black teenager killed by a neighborhood watch volunteer in Sanford, Florida, has sparked a fierce debate across the United States on race and justice. Since the release of the 911 call, attention to the case has skyrocketed. Trayvon's death, which President Obama called a "national tragedy," has brought thousands into the streets to rally for George Zimmerman's arrest. It has generated mass interest across social networking sites and garnered reactions from top media and political personalities. It is also transforming the hoodie into a modern civil rights icon.