Crime Library: Criminal Minds and Methods

Slideshow: Trayvon Martin: The Case in Photos

Today marks one year since 17-year-old Trayvon Martin was fatally shot by George Zimmerman inside a gated community in Sanford, Florida.

Shellie says George Zimmerman a “ticking time bomb”

George Zimmerman’s estranged wife Shellie spoke in an interview with Katie Couric Thursday warning that her husband is not doing too well and needs help.