Tanguy Kouassi
PSG players remain together after a hectic week ....
Contract negotiations between PSG and Tanguy Kouassi hit a snag ....
PSG will have to play Dortmund without their captain, Thiago Silva ....
Everything that could go wrong for PSG this week has gone wrong ....
Thomas Tuchel could surprise some by starting Pablo Sarabia against Borussia Dortmund ....