On Criminal Minds Season 13 Episode 19, when a hostage situation breaks out at a law firm in D.C., where Matt Simmons' wife works, the BAU team takes charge.
On Criminal Minds Season 13 Episode 18, Rossi gets a visit from his ex-wife, and the BAU heads to Chicago to investigate an unsub leaving roses on each victim.
On Criminal Minds Season 13 Episode 15, when the BAU investigates a quadruple homicide, they are joined by the FBI's Asst. Director of National Security.
On Criminal Minds Season 13 Episode 13, the BAU team investigates a series of D.C. murders where cryptic messages are found inside the mouths of each victim.
On Criminal Minds Season 13 Episode 11, the BAU uncovers secrets in a small town when the BAU investigtes the attempted murder of a police chief's wife.
On Criminal Minds Season 13 Episode 10, the BAU team searches for an UnSub with a puzzling past, when a series of backyard pool homicides are reported.
On Criminal Minds Season 13 Episode 9, the BAU is called to investigate when two members of a conspiracy group in Roswell, New Mexico die one after the other.
On Criminal Minds Season 13 Episode 8, the BAU is called in when an UnSub sensationalizes his crimes by giving the local media in Miami exclusive footage.
On Criminal Minds Season 13 Episode 5, Morgan visits to lend emotional support when Garcia experiences anxiety over a case that's personal to her from her past.
On Criminal Minds Season 13 Episode 4, when a state-of-the-art drone is used to commit a workplace shooting in Silicon Valley, the BAU team investigates.
On Criminal Minds Season 13 Episode 3, when successful businessmen in Detroit are targeted by an anger-driven power-assertive Unsub, the BAU is called in to investigate.
On Criminal Minds Season 13 Episode 2, when there are three separate crimes in which victims' remains are discovered in old suitcases, the BAU investigates.
On Criminal Minds Season 12 Episode 20, Reid anxiously awaits his trial date, while the BAU investigates when several government employees die of heart attacks.
On Criminal Minds Season 12 Episode 18, Reid makes an impossible decision in prison, while the BAU investigates an urban vampire who kidnaps his victims.