Why is Morgan Gibbs-White wearing a mask vs Aston Villa in Europa League semi-final?

MORGAN GIBBS-WHITE is sporting a protective mask tonight as his Nottingham Forest side host Aston Villa in the second-leg of their Europa League semi-final. The Tricky Trees lead 1-0 after the tense first leg last week, thanks to Chris Wood's penalty. NOTTINGHAM FOREST VS ASTON VILLA LIVE Since the opening half of the Europa League...