The Trayvon Martin case took a bizarre turn Tuesday when George Zimmerman's attorneys said they were dropping the neighborhood watch captain as a client, complaining that they have lost contact with him and that he called the prosecutor and talked to a TV host after they told him not to speak to anyone. The lawyers portrayed Zimmerman as erratic and his emotional state as shaky, and they expressed fear for his mental and physical health under the pressure that has been building in the month since he shot and killed Martin, an unarmed black teenager. "As of the last couple days he has not returned phone calls, text messages or e-mails," attorney Craig Sonner said at a news conference outside the courthouse. "He's gone on his own. I'm not sure what he's doing or who he's talking to. I cannot go forward speaking to the public about George Zimmerman and this case." The split came as a special prosecutor neared a decision on whether to char...