"The threat was written on an iPad loaned to a guest by the hotel. The Chicago Police Department is investigating a "threatening message" made to the Trump Tower in the city, The Hollywood Reporter has confirmed.
"A complimentary iPad was given to a hotel guest. That guest wrote down a threatening message to the hotel which was discovered when the iPad was returned upon checkout," a Chicago P.D. officer told THR.
No further details about the case were given."