MAINZ, GERMANY - AUGUST 07: Head coach Juergen Klopp of Liverpool during the friendly match between 1. FSV Mainz 05 and Liverpool FC at Opel Arena on August 7, 2016 in Mainz, Germany. (Photo by Alexander Scheuber/Bongarts/Getty Images)
MAINZ, GERMANY - AUGUST 07: Head coach Juergen Klopp of Liverpool during the friendly match between 1. FSV Mainz 05 and Liverpool FC at Opel Arena on August 7, 2016 in Mainz, Germany. (Photo by Alexander Scheuber/Bongarts/Getty Images)