Trayvon Martin's father reacts to Zimmerman murder charge
12 April 2012 Last updated at 00:35 BST
The parents of Trayvon Martin, the unarmed black teenager who was shot dead in Florida, have reacted to the news that George Zimmerman had been charged with murder.
Tracy Martin welcomed the development, but said this was the beginning of a long process to get justice for his son.
Trayvon Martin was walking home with a bag of sweets and a can of iced tea when he was killed on 26 February.