TMZ is reporting the gunman of the Las Vegas massacre, Stephen Paddock, booked two rooms in the Blackstone Hotel overlooking Lollapalooza.
The Blackstone Hotel is located at 636 S Michigan Ave, directly across the street from Chicago's Grant Park where the festival is held.
Paddock booked his first room for August 1, 2017. This is two days before the festival started. He also booked a second room for August 3. Both rooms had a checkout date of August 6 when Lollapalooza ended. He never showed for either dates.
1 of 1