The timing of it all maybe indicates that Mignolet has spoken to Klopp, they've had a disagreement at which point Klopp drops him and Mignolet goes crying to the papers.
That's harsh on the 5 a sides. My 7 year old nephew who's only been playing at a local coaching club for about 18 months laughed his head off at Mig letting that in. 7 year old who's only been learning the position for a year knew better.