Criminal Minds: "What Happens at Home..." - The BAU searches inside a gated New Mexico community for a killer targeting women, and Hotchner looks to an FBI cadet with a unique past for help with the investigation, on a rebroadcast of CRIMINAL MINDS, on a special night, Saturday, April 30 (9:00-10:00 PM, ET/PT) on the CBS Television Network. Rachel Nichols ("Star Trek," "Alias") guest stars as Agent Ashley Seaver, an FBI cadet with a troubled past who assists with the case. (Originally broadcast 12/8/10)