Illinois on Thursday reached a coronavirus milestone as a record number of coronavirus vaccine doses were administered. NBC 5’s Mary Ann Ahern reports. Connect with NBC 5 Chicago Online Visit nbcchicago.com : https://www.nbcchicago.com/ Facebook: https://www.facebook.com/nbcchicago/ Twitter: https://twitter.com/nbcchicago Instagram: https://www.instagram.com/nbcchicago/