Champions League Knock out matches continue today with Spanish League Leader Athletic Madrid facing Chelsea Football Club of England in the first Leg tie.

The other game of the day will see defending champion Bayern Munich playing away to Seria A side Lazio .

Bayern Munich boss Hansi Flick insists his side must return to top form when they visit the Italian side with his side having won six titles in the past nine months but have dropped points in their last two Bundesliga games in the past week since winning the Club World Cup.