Chelsea began the night by accepting awards for their Champions League triumph in May, but they struggled to find rhythm against a stubborn Zenit defence.
Having failed to trouble the visiting goalkeeper in the first half, Chelsea picked up the pace after the break and broke the deadlock through a familiar route.Cesar Azpilicueta picked out Lukaku with a cross and the Belgian striker made it four goals in his first four Chelsea games this season with a downward header.Artem Dzyuba nearly equalised, poking a low cross from Sardar Azmoun wide on the stretch, but Chelsea did enough to open their campaign with a win.Here is what Thomas Tuchel did right - and what he could have done better - against the Russian side.One of Tuchel’s undeniable.
Read more on dailystar.co.uk