MUNICH, GERMANY - FEBRUARY 14: David Alaba (L) of FC Bayern Munich in action against Alexis Sanchez (R) of Arsenal during the UEFA Champions League round of 16 soccer match between FC Bayern Munich and Arsenal at the Allianz Arena in Munich, Germany on February 15, 2017. ( Lukas Barth - Anadolu Agency )

MUNICH, GERMANY - FEBRUARY 14: Granit Xhaka (R) of Arsenal looks down to Robert Lewandowski (C) of Munich during the UEFA Champions League round of 16 soccer match between FC Bayern Munich and Arsenal London, at the Allianz Arena in Munich, Germany on February 15, 2016. ( Lukas Barth - Anadolu Agency )

MUNICH, GERMANY - FEBRUARY 14: Robert Lewandowski (R) of Munich and Laurent Koscielny (C) of Arsenal vie for the ball during the UEFA Champions League round of 16 soccer match between FC Bayern Munich and Arsenal London, at the Allianz Arena in Munich, Germany on February 15, 2016. ( Lukas Barth - Anadolu Agency )

MUNICH, GERMANY - FEBRUARY 14: Robert Lewandowski (C) of Munich and Gabriel Paulista (L) and David Ospina (R) of Arsenal vie for the ball during the UEFA Champions League round of 16 soccer match between FC Bayern Munich and Arsenal London, at the Allianz Arena in Munich, Germany on February 15, 2016. ( Lukas Barth - Anadolu Agency )

MUNICH, GERMANY - FEBRUARY 14: Robert Lewandowski (3rd L) of Munich and Gabriel Paulista (3rd R) of Arsenal vie for the ball during the UEFA Champions League round of 16 soccer match between FC Bayern Munich and Arsenal London, at the Allianz Arena in Munich, Germany on February 15, 2016. ( Lukas Barth - Anadolu Agency )

MUNICH, GERMANY - FEBRUARY 14: Mesut Oezil of Arsenal attends the UEFA Champions League round of 16 soccer match between FC Bayern Munich and Arsenal London, at the Allianz Arena in Munich, Germany on February 15, 2016. ( Lukas Barth - Anadolu Agency )

MUNICH, GERMANY - FEBRUARY 14: Arjen Robben of Munich reacts during the UEFA Champions League round of 16 soccer match between FC Bayern Munich and Arsenal London, at the Allianz Arena in Munich, Germany on February 15, 2016. ( Lukas Barth - Anadolu Agency )

MUNICH, GERMANY - FEBRUARY 14: Arjen Robben of Munich reacts during the UEFA Champions League round of 16 soccer match between FC Bayern Munich and Arsenal London, at the Allianz Arena in Munich, Germany on February 15, 2016. ( Lukas Barth - Anadolu Agency )

MUNICH, GERMANY - FEBRUARY 14: Thiago (L-R), Robert Lewandowski and Arjen Robben of Munich celebrate during the UEFA Champions League round of 16 soccer match between FC Bayern Munich and Arsenal London, at the Allianz Arena in Munich, Germany on February 15, 2016. ( Lukas Barth - Anadolu Agency )

MUNICH, GERMANY - FEBRUARY 14: Thiago (L-R), Robert Lewandowski and Arjen Robben of Munich celebrate during the UEFA Champions League round of 16 soccer match between FC Bayern Munich and Arsenal London, at the Allianz Arena in Munich, Germany on February 15, 2016. ( Lukas Barth - Anadolu Agency )

MUNICH, GERMANY - FEBRUARY 14: Robert Lewandowski (L) and Thiago (R) of Munich celebrate scoring during the UEFA Champions League round of 16 soccer match between FC Bayern Munich and Arsenal London, at the Allianz Arena in Munich, Germany on February 15, 2016. ( Lukas Barth - Anadolu Agency )

MUNICH, GERMANY - FEBRUARY 14: Philipp Lahm (L-R), Arjen Robben and Thiago of Munich celebrate during the UEFA Champions League round of 16 soccer match between FC Bayern Munich and Arsenal London, at the Allianz Arena in Munich, Germany on February 15, 2016. ( Lukas Barth - Anadolu Agency )

MUNICH, GERMANY - FEBRUARY 14: Thiago of Munich celebrates during the UEFA Champions League round of 16 soccer match between FC Bayern Munich and Arsenal London, at the Allianz Arena in Munich, Germany on February 15, 2016. ( Lukas Barth - Anadolu Agency )

MUNICH, GERMANY - FEBRUARY 14: Robert Lewandowski (L) of Munich and Laurent Koscielny (R) of Arsenal vie for the ball during the UEFA Champions League round of 16 soccer match between FC Bayern Munich and Arsenal London, at the Allianz Arena in Munich, Germany on February 15, 2016. ( Lukas Barth - Anadolu Agency )

MUNICH, GERMANY - FEBRUARY 14: Robert Lewandowski (R) of Munich and Laurent Koscielny (C) of Arsenal vie for the ball during the UEFA Champions League round of 16 soccer match between FC Bayern Munich and Arsenal London, at the Allianz Arena in Munich, Germany on February 15, 2016. ( Lukas Barth - Anadolu Agency )