Leverkusen's Brazilian defender Wendell (L) fights for the ball with Roma's midfielder from Egypt Mohamed Salah during the UEFA Champions League football match AS Roma vs Bayer Leverkusen on November 4, 2015 at the Olympic stadium in Rome (AFP)

Leverkusen's Brazilian defender Wendell (R) fights for the ball with Roma's midfielder from Egypt Mohamed Salah during the UEFA Champions League football match AS Roma vs Bayer Leverkusen on November 4, 2015 at the Olympic stadium in Rome (AFP)

Roma's midfielder from Egypt Mohamed Salah (R) fights for the ball with Leverkusen's Slovanian midfielder Kevin Kampl during the UEFA Champions League football match AS Roma vs Bayer Leverkusen on November 4, 2015 at the Olympic stadium in Rome (AFP)

AS Roma's players celebrates after Mohamed Salah (unseen) scoring against Leverkusen's during their Champions League Group E soccer match at Olympic stadium in Rome, Italy, November 4, 2015 (Reuters)

Roma's midfielder from Egypt Mohamed Salah prepares to score during the UEFA Champions League football match AS Roma vs Bayer Leverkusen on November 4, 2015 at the Olympic stadium in Rome (AFP)

Roma's midfielder from Egypt Mohamed Salah celebrates after scoring during the UEFA Champions League football match AS Roma vs Bayer Leverkusen on November 4, 2015 at the Olympic stadium in Rome (AFP)

Roma's midfielder from Egypt Mohamed Salah celebrates after scoring during the UEFA Champions League football match AS Roma vs Bayer Leverkusen on November 4, 2015 at the Olympic stadium in Rome (AFP)

AS Roma's Mohamed Salah (C)challenges Leverkusen's Omer Toprak (R) as goalkeeper Bernd Leno (L) looks on during their Champions League Group E soccer match at Olympic stadium in Rome, Italy, November 4, 2015 (Reuters)

Leverkusen's Omer Toprak (R) commits a foul to AS Roma's Mohamed Salah (L) during their Champions League Group E soccer match at Olympic stadium in Rome, Italy, November 4, 2015 (Reuters)

Roma's midfielder from Egypt Mohamed Salah (L) argues with referee Serguey Karasev during the UEFA Champions League football match AS Roma vs Bayer Leverkusen on November 4, 2015 at the Olympic stadium in Rome (AFP)

Roma's midfielder from Egypt Mohamed Salah (R) fights for the ball with Leverkusen's Greek defender Kyriakos Papadopoulos during the UEFA Champions League football match AS Roma vs Bayer Leverkusen on November 4, 2015 at the Olympic stadium in Rome (AFP)

Roma's midfielder from Egypt Mohamed Salah celebrates after scoring during the UEFA Champions League football match AS Roma vs Bayer Leverkusen on November 4, 2015 at the Olympic stadium in Rome (AFP)