From Carol Thurlow: "Found a cool lightning database while looking into this lightning strike on an MD-11, UPS753 going into Rockford, IL." She found lightning that correlates well with the ADS-B track of an aircraft that was struck and subsequently reported an emergency. x.com/CarolThurlow...

🇺🇸 N276UP - McDonnell Douglas MD-11 F - United Parcel Service UPS753/5X753, Dallas-Fort Worth (DFW) to Chicago/Rockford (RFD) - 4.6 mi away @ 38075 ft, heading NNE at 571 mph. Spotted 20x before! [11:28:47 PM CDT] #A2BE96 #N276UP #MD11 #UPS #UPS753 #5X753 #ADSB #ADSBbot

🇺🇸 N289UP - McDonnell Douglas MD-11 F - United Parcel Service UPS753/5X753, Dallas-Fort Worth (DFW) to Chicago/Rockford (RFD) - 4.3 mi away @ 38825 ft, heading NNE at 681 mph. Spotted 13x before! [12:29:12 AM CST] #A2F13A #N289UP #MD11 #UPS #UPS753 #5X753 #ADSB #ADSBbot