Kelsey dates a seemingly perfect guy, but Liza and Lauren think it's too soon. At a party of doctors, Josh puts his relationship with Liza under the microscope.
In tracking down the origin of a deadly strain of tuberculosis threatening Americans, Agent Ryan Booth must go undercover and infiltrate a white supremacist organization.
Alex and McQuigg are assigned to protect a prince following the assassination of an emir – but the team soon realizes the killer is closer than they think.
The team must protect an ex-CIA agent to take down a cartel kingpin, an assignment that puts all of their lives in danger.
The team is tasked with protecting a scientist who has developed a deadly technology that, in the wrong hands, could have devastating consequences to mankind. Meanwhile, Ryan and Shelby stumble on something personal of Alex's that signals a possible change in her personal life.
