>> that's cement. that is the sidewalk. that is not an unarmed teenager with nothing but skittles trying to get home. >> prosecutor john guy attacked zimmerman's account and the four minutes. >> four minutes is not the amount of time that trayvon martin had to run home. four minutes is the amount of time that trayvon martin had left on this earth. >> he closed with the question to the jury. what if the roles were reversed? >> if it was trayvon martin who had shot and killed george zimmerman, what would your verdict be? that's how you know it is not about race. >> still ahead, we will take a