that defendant gets to his gun, the only way trayvon martin was getting off of him, or he had backed up so far on his legs that he couldn't hit him. couldn't touch him. the defendant didn't shoot trayvon martin because he had to. he shot him because he wanted to. listen to when the screaming stops. at the instant of the gunshot. silence. nothing. he was a son. he was a brother. he was a friend. and the last thing he did on this earth was try to get home. >> judge debora nelson read the jury lengthy instructions before the deliberations began including the ultimate choice they must make on the fate of george zimmerman, guilty of