By Michael Rosenberg After Putin invaded Ukraine, do sports sanctions make sense? Everywhere you look in sports these days, Russians are disappearing. The international governing bodies for basketball, soccer and hockey—FIBA, FIFA and the IIH—banned Russian teams from competition in the wake of Vladimir Putin’s invasion of Ukraine. Wimbledon has boxed out Russian players. Even the International Cat Federation has forbidden any feline bred in Russia from entering international competition, citing Russia’s “unprecedented act of aggression.” In our polarized modern discourse, complex topics tend …