Real Madrid players say they are convinced they can overturn a 3-0 first-leg deficit against Arsenal, but is this a comeback too far for the European champions?

​Real Madrid players say they are convinced they can overturn a 3-0 first-leg deficit against Arsenal, but is this a comeback too far for the European champions? 

​Real Madrid players say they are convinced they can overturn a 3-0 first-leg deficit against Arsenal, but is this a comeback too far for the European champions?