In Soviet Russia, Putin T-Shirt Wears You!
Dmitri Tarazov plays for Russian club Lokomotiv Moscow. Lokomotiv Moskow lost 2-0 to Turkish club Fenerbahce in Istanbul in the Europe League. After the match, Tarasov peeled off his jersey to reveal a t-shirt celebrating Russian president Vladimir Putin. This was a fairly inappropriate thing to do.
If you're not sure why a player wearing a shirt celebrating his country's president is inappropriate, here's a quick primer, via the BBC (from November):