Trayvon's death sparks Anger as Protests sweep the nation while friends deny new claims teen attacked Zimmerman

A new wave of protests has swept the U.S. as the national uproar over the killing of unarmed black teenager Trayvon Martin by a Neighborhood Watch captain continues.

Protesters gathered in New York bolstered by campaigners from Occupy Wall Street, and marched from Zuccotti Park to Union Square, with many activists dressed in hoodies to represent the clothes Martin was wearing when he was shot dead by George Zimmerman.

Other marches were planned for Washington, Tampa, Dallas and Chicago.

The protests come the day after an anonymous witness to Martin's death claimed that he may have attacked Zimmerman before the shooting at a gated community in Florida.

The witness, known only as John, told Sanford police that he saw Martin on top of George Zimmerman shortly before the fatal shot that has led to a national outcry, including a huge 'hoodie' march in Philadelphia last night. He recounted the details to Fox 35 News in Florida.

Meanwhile, the Rev Al Sharpton said today that activists are planning a ‘wave of civil disobedience.’ Read More