Hansi Flick resurrected Barcelona in unbelievable ways.With almost the same squad as his predecessor, Xavi Hernandez, with just one reinforcement and one departure (Ilkay Gundogan) from that previous team, Flick turned things around and created a mighty machine.Messi reveals two most important figures of his Barcelona lifeHowever, Barca’s financial crisis, which has been going on for years, has caused many issues, including the struggle to keep all those young stars together.So, now, the Blaugrana are doing their best to register that one reinforcement – Dani Olmo – before New Year.If they fail to do so, they are at risk of losing their €55m investment, because he won’t be able to play in the entire second half of the season and would subsequently become a free agent.Is ‘HansiBall’ seen through?El Mundo Deportivo revealed that Olmo agreed with the club to only be registered for one season initially when he joined, but as the Blaugrana struggled to do so, accepted to be registered for just six months under the emergency injury rule, using Andreas Christensen’s salary space to register him.The same source say that Olmo has faith in the club to resolve the matter, and is fully focused on helping the team.UEFA CHAMPIONS LEAGUE ROUND 6Tuesday20:45: (3.70) Dinamo Zagreb (3.50) Celtic (2.00)20:45: (6.75) Girona (4.40) Liverpool (1.48)23:00: (2.55) Atalanta (3.60) Real Madrid (2.85)23:00: (4.80) Brest (3.60) PSV (1.77)23:00: (3.00) Club Brugge (3.60) Sporting (2.40)23:00: (2.35) Leverkusen (3.45) Inter (3.20)23:00: (2.65) RB Leipzig (3.40) Aston Villa (2.80)23:00: (8.50) Salzburg (5.50) PSG (1.33)23:00: (14.0) Shakhtar (8.00) Bayern (1.17)Wednesday20:45: (1.08) Atl.Madrid (13.0) Slovan B. (20.0)20:45: (1.53) Lille (4.10) Sturm (6.50)23:00: (1.35) Arsenal (5.50) Monaco (10.0)23:00: (1.62) Benfica (4.10) Bologna (6.25)23:00: (3.60) Dortmund (3.70) Barcelona (2.10)23.00: (1.38) Feyenoord (4.80) Sparta Praha (8.50)23:00: (3.80) Juventus (3.50) Man.City (2.10)23:00: (1.28) Milan (6.20) Crvena Zvezda (12.0)23:00: (1.35) Stuttgart (5.30) Young Boys (8.00)***odds are subject to change***