USA Network HD (Pacific) Severide gets angry at Cruz when he feels his orders were disobeyed in the field; Boden reconnects with an old high school friend during a call to a house fire. Herrmann has issues when one of his favorite knick-knacks from Molly's goes missing. 2026-06-12 A horrible storm wreaks havoc on Chicago and impacts Firehouse 51 when the power goes off; when a little boy mysteriously shows up at the station, everyone works together to uncover who he belongs to; Foster and Kidd argue about Severide. 2026-06-12 Severide and Boden search to uncover whether arson was the cause of a fire at a hair salon; Mouch, Herrmann, Otis and Kidd make a startling discovery while tracking down the missing piercing nozzle from Engine 27. 2026-06-12 A serial arsonist cold case is reopened when Lt. Severide finds a connection to a recent salon fire; Firehouse 51 celebrates a retirement party. 2026-06-12 Brett and Foster question the suspicious circumstances surrounding an attack at a juvenile detention center; a convoluted new technology at Firehouse 51 tests everybody's patience; Kidd is chosen to represent the district at a leadership conference. 2026-06-12 A rare but deadly bacteria takes its toll on numerous victims around the city, leaving Chicago's finest first responders to work together alongside the CDC to resolve the dangerous situation; Severide suspects something bigger is happening. 2026-06-13