"The publisher of USA Today is fighting a very unusual subpoena from the FBI seeking information that could identify readers of a story about a shooting in Florida earlier this year. The subpoena served on Gannett in April orders the publisher to turn over Internet addresses and cellphone information for people who read the story online during a 35-minute window on Feb. 2, reports Politico, The story about a shooting that killed two FBI agents and wounded three others was published hours after the suspect, David Lee Huber, was killed in an exchange of gunfire with agents. The agents had been trying to serve a search warrant in connection with a child pornography case."
https://www.newser.com/story/306953/fbi-wants-to-know-who-read-usa-today-story.html