Chicago Fire 8x19 "Light Things Up" Season 8 Episode 19 Promo Trailer HD - Tension builds when a group of rabble-rousers attempt to lock down the firehouse. Brett is faced with a monumental decision. Cruz readies himself for a big day. Gallo and Ritter attempt to launch Firehouse 51 into the social media age. <br /><br /><br />Chicago Fire 8x19 Promo/Preview "Light Things Up"<br />Chicago Fire Season 8 Episode 19 Promo<br />Chicago Fire 8x19 Promo "Light Things Up" (HD)<br /><br />#ChicagoFire #OneChicago<br /><br />» Watch Chicago Fire Wednesdays at 9:00pm on NBC<br />» Starring: Taylor Kinney, Jesse Spencer, Eamonn Walker
