Recap
-Dell Merrick, the main contractor in all of Vegas is murdered and stuffed in a cement mixer.
-The Sheriff quickly realizes it wasn't a mob hit but a lot of people wanted Dell dead. He had several affairs. The latest was with a female preacher who had convinced him to sell his business, build a church and follow her.
-Jack thinks the business partner killed Merrick. Ralph insists it was the wife. Turns out the two of them did it together.
-Rizzo proposes to Diane Desmond but is upset when her work papers get pulled because of Federal drug charges she had when returning from Havana.
-Savino finds out those charges were dropped because Diane agreed to be an FBI informant. He tells her to leave Vegas by morning.
-Later that night Rizzo calls Savino. Diane is dead with a needle stuck in her arm.
-Jack and Mia go out on a date and have a great time but she tries to break it off because of her father. Jack says he doesn't care about what their families think and the two fall into bed.
-Dixon goes undercover at the Savoy and arrests a thief. Savino offers him a suite at the Savoy for the night and Dixon throws a Christmas party for the Sheriff's office.