Lorena Segura York

While at a colleague's wedding, the team tries to determine if the bride was responsible for her former fiance's death.

After students use e-mails and text messages to organize a spontaneous gathering at a golf course, the body of a high-school senior is found.

Arms trader Brennen (from "Sins of Omission") returns and kidnaps Nate, forcing Michael to help him pull off an elaborate heist. Michael must also contend with Paxson's ongoing investigation.

After his girlfriend mysteriously disappears from a cruise, Sean Walker discovers a conspiracy of global proportions.