NBC 5 Responds August 21, 2024 4:19 pm Update to wi-fi scam causes renewed internet security concerns An update to a wi-fi scam that was first discovered in 2011 has caused renewed internet security concerns on public wi-fi networks. NBC Chicago’s PJ Randhawa reports. Local 2:17 Chicago-area residents cope with the snow and cold 2:02 Monday night forecast 0:31 Popular Japanese dollar store chain expanding into Illinois 2:05 Defense lays out case in former Illinois Speaker Mike Madigan's trial 1:37 ‘Too Hot to Handel: The Jazz Gospel Messiah' returns