Novak Djokovic maintained his unbeaten record against Frenchman Gael Monfils with a 6-3, 6-2 win in the semi-finals of the Rogers Cup in Toronto on Saturday, while Japan's Kei Nishikori also reached the final after beating Swiss second seed Stan Wawrinka.
Cilic's booming serve lacked its usual accuracy and Germany's Kohlschreiber was able to control long rallies, pushing the towering Croatian around the court with pinpoint groundstrokes en route to a quick victory.
The yellowing obituaries are looking premature as serve-and-volley tennis creeps, with a few tweaks, towards a renaissance of sorts.
Maria Sharapova is used to having to rebuild from scratch after suffering a string of debilitating injuries throughout her career, but the Russian is still surprised at how well she is playing in her latest comeback at the WTA Finals.