In this May 24, 2017 photo, Glenn Fleming, center, loads up an MG-42 machine gun for guests participating in an Allies and Axis all-day experience at Ox Ranch in Uvalde, Texas. The ranch is a free-roaming range filled with exotic animals, some to hunt, and home to DriveTanks.com, where tourists pay to transport themselves into another era and another life. (Photo by Michael Ciaglo/Houston Chronicle via AP Photo)





In this May 24, 2017, photo, Scott Jones gets a tour of the historic tanks in the DriveTanks.com garage at Ox Ranch in Uvalde, Texas. (Photo by Michael Ciaglo/Houston Chronicle via AP Photo)





In this May 24, 2017, photo, GBrett Jones fires a 105mm Howitzer WWII Artillery Piece round downrange during an Allies and Axis all-day DriveTanks.com experience at Ox Ranch. (Photo by Michael Ciaglo/Houston Chronicle via AP Photo)





In this May 24, 2017, photo, a tank passes by an other tank at Ox Ranch in Uvalde, Texas. (Photo by Michael Ciaglo/Houston Chronicle via AP Photo)





In this May 24, 2017, photo, DriveTanks.com cadre Glenn Fleming, bottom center, shows Casey Jones, left, how to drive a German Leopard 1A4 tank during an Allies and Axis all-day experience at Ox Ranch in Uvalde, Texas. (Photo by Michael Ciaglo/Houston Chronicle via AP Photo)





In this May 24, 2017, photo, DriveTanks.com customers drive on a tank course at Ox Ranch in Uvalde, Texas. (Photo by Michael Ciaglo/Houston Chronicle via AP Photo)





In this May 24, 2017, photo, DriveTanks.com owner Todd DeGidio aims a 105mm Howitzer WWII Artillery Piece before guests fire it at a hillside during their Allies and Axis all-day experience at Ox Ranch in Uvalde, Texas. (Photo by Michael Ciaglo/Houston Chronicle via AP Photo)





In this May 24, 2017, photo, Spencer Jones looks at the damage he and other members of his group did to a car with several rounds of artillery and machine guns during an Allies and Axis all-day experience in Uvalde, Texas. (Photo by Michael Ciaglo/Houston Chronicle via AP Photo)





In this May 24, 2017, photo, Scott Jones looks around the inside of a tank during an Allies and Axis all-day DriveTanks.com experience at Ox Ranch in Uvalde, Texas. (Photo by Michael Ciaglo/Houston Chronicle via AP Photo)





In this May 24, 2017, photo, DriveTanks.com cadre Brandon Riley prepares to load a machine gun during an Allies and Axis all-day experience at Ox Ranch in Uvalde, Texas. (Photo by Michael Ciaglo/Houston Chronicle via AP Photo)