Michael Chiklis, Melinda Clarke Photo

From: Photo Flash: VEGAS' 'Unfinished Business,' Airing 5/3

On VEGAS' upcoming episode, titled 'Unfinished Business,' when Sheriff Lamb investigates the death of Porter Gainsely's attorney, it triggers retaliation attacks that puts Katherine in the hospital and leaves Lamb without a badge. Meanwhile, Sheriff Lamb also discovers new details that could reveal the truth behind his wife's untimely death, on Friday, May 3 (9:00-10:00 PM, ET/PT) on CBS.