Steven Allerick

The rookies are temporarily paired with new training officers; when Nolan and Lopez track down an escaped criminal.

When an alien vessel engulfs Enterprise, noncorporeal creatures invade crew members' bodies and hijack their souls.

The team members become determined to prove themselves to Cabe and Homeland Security after failing a military training mission. They get their chance when a bomber threatens to take out internet infrastructure.

The Missing Piece. Following an injury in an industrial fire, Severide investigates an anonymous tip. Kidd searches for someone to fill the open spot on Truck 81. A possible new recruit gets tested at a call.

After they escape a riot, Travis, Liza and Chris seek refuge with the Salazars.

When the daughter of a notorious counterfeiter arrives in Los Angeles, Sam goes under cover as a financier; Callen partners with Anna to track the family's latest scheme.