A hard piece of rubber deflected off a stick and flew up and struck a fan, this could only happen at a what?\nOptions:\n- sporting event\n- hockey game\n- living room\n- soccer game\n- football stadium
A step-by-step solution is:
hockey game
Hockey stick have rubber for grip that may get deflected sometime and can get stuck a fan.

Stick is used in hockey game to play.

.

The answer: hockey game