Cologne head coach defends back-five experiment as players voice frustration

Cologne head coach defends back-five experiment as players voice frustrationCologne head coach René Wagner has explained the reasoning behind his team’s surprise tactical switch ahead of Friday evening’s 1-0 Bundesliga defeat away at Eintracht Frankfurt. The tactical experiment produced some encouraging results, but familiar problems resurfaced as Cologne surrendered control of the match after halftime.The defeat brought Cologne’s momentum following last weekend’s