Two sources told WFTV on Monday that gunman George Zimmerman could be arrested this week, and that a Grand Jury will not meet on Tuesday. Zimmerman has been in hiding because of threats, after he shot and killed 17-year-old Trayvon Martin. He claims he shot Martin in self-defense. Jacksonville State Attorney Angela Corey has the sole authority to determine whether Zimmerman will be charged for killing Martin. Governor Rick Scott put Corey in charge of the case late last month amid concerns that State Attorney Norm Wolflinger wouldn't do a thorough and fair investigation. "You've got to make sure justice...