NBC 5 Responds January 24, 2022 4:52 pm FBI Searches Headquarters of COVID Testing Company in Illinois The FBI has searched the headquarters of a suburban Chicago-based COVID-19 testing company at the center of a state investigation. NBC 5 Responds’ Lisa Parker reports. Local 2:17 Reward increases to $100K for arrest in Chicago Police Officer Luis Huesca's killing 2:00 Thornton Township residents seek answers over use of taxpayer dollars 1:42 Warrant issued for suspect in murder of Chicago police officer 2:28 Tips on how to tell people you're adhering to a plant-based diet 2:15 Politicians, season ticketholders skeptical on Bears' plans for new stadium