Dateline NBC

Someone Was Watching (20x4)

Air date: Oct 14, 2011

In Someone Was Watching, Cristi Hall, who appeared to have a perfect thirty-year marriage to Chris, but was found dead in the backyard spa. In The Ballad of Mike & Dalia, a story-book marriage, lust, greed and deceit led to an elaborate murder plot that makes reality TV look like a fairytale.