Ron Zimmerman

April 12: NBC s Ron Allen, TheGrio.com s Joy-Ann Reid and NBC s Pete Williams talk about the charges against George Zimmerman and how a delayed arrest will affect the case.

April 11: After the press conference announcing George Zimmerman was in custody and would face a second-degree murder charge, Trayvon Martin s parents spoke to reporters, saying they were thankful that there was an arrest, and that this is just the beginning. NBC s Ron Allen reports.

After the press conference announcing George Zimmerman was in custody and would face a second-degree murder charge, Trayvon Martin s parents spoke to reporters, saying they were thankful that there was an arrest, and that this is just the beginning. NBC s Ron Allen reports.

March 30: George Zimmerman s brother spoke out for the first time Thursday night, defending his brother s actions in the killing of unarmed Florida teen Trayvon Martin and saying that medical records will back his account of the shooting. NBC s Ron Allen reports.

George Zimmerman’s brother spoke out for the first time Thursday night, defending his brother’s actions in the killing of unarmed Florida teen Trayvon Martin and saying that medical records will back his account of the shooting. NBC’s Ron Allen reports.

March 29: Grainy video showing George Zimmerman on the night he killed Trayvon Martin, is being touted by those calling for his arrest. Even so, Zimmerman s defenders say the video supports their version of what happened. NBC s Ron Allen reports.

March 29: Does surveillance video of George Zimmerman in police custody on the night of Trayvon Martin's death contradict claims that he was beaten and bloodied during an altercation with the Florida teen? NBC's Ron Allen reports.

March 26: Trayvon Martin s parents maintain he was trying to get away from George Zimmerman, despite claims that Zimmerman was acting in self-defense. Meanwhile, on Monday, thousands of people descended upon Sanford, Fla., demanding justice for the Florida teen who was shot while on his way home from a convenience store. NBC s Ron Allen reports.

March 26: A new witness has come forward in the Trayvon Martin case, telling NBC News that the crying she heard stopped after the shot that killed Martin. Meanwhile, people also are coming forward to defend the actions of the shooter, George Zimmerman. NBC s Ron Allen reports.

March 25: Legal advisor Craig Sonner says that George Zimmerman suffered a broken nose during an altercation with Trayvon Martin. NBC's Ron Allen reports.

March 24: NBC's Ron Allen has more on the release of a recent voice mail left on a neighbor's phone by Trayvon Martin's admitted shooter, George Zimmerman.

March 21: At a NAACP forum Wednesday residents of Sanford, Fla., listed their grievances about police treatment of young black men. Neighbors of George Zimmerman, the man who shot unarmed black teen Trayvon Martin, have asked him to move out of his townhouse. NBC s Ron Allen reports.