Florian Wirtz responds to emotional Bayer Leverkusen open letter after Liverpool transferLiverpool shatter club record with £100m signing of Florian Wirtz from Bayer Leverkusen. The 22-year-old German international chose Liverpool over Bayern Munich and Manchester City. Leverkusen CEO Simon Rolfes penned an emotional farewell, praising Wirtz’s talent, mindset, and leadership.