Agitation Effect News Today

Would be me last witness and then go to the experts. that also come pressed everything down so probably going to be done tomorrow. >> okay. lets bring the jury in. >> shepard: phil keating, last witness. this could be a big one. >> absolutely. im thinking maybe that toxicology witness to talk about trayvon martin perhaps being impaired by marijuana, whether it was him not understanding what zimmerman was doing, overreacted because he was impaired, or perhaps as this guy may testify that marijuan...