The centre-back arrived from Southampton for £75 million in January, with Klopp now believing the 27-year-old is worth every penny Liverpool paid.
Virgil van Dijk made it all look easy as he and Joe Gomez partnered superbly in front of Alisson in Liverpool's 2-0 win against Crystal Palace.
Vincent Kompany says City only have to look at recent history to see that they won't defend their Premier League title if complacency settles in.
Sources have told ESPN FC that executive vice-chairman Ed Woodward remains confident -- for now -- that the Portuguese can turn things around.
This Premier League season is only two weeks old, but Liverpool's win at Crystal Palace suggests they can take the fight to champions Man City.
James Milner's first-half penalty and a late Sadio Mane strike gave Liverpool a 2-0 victory over Crystal Palace.
The Chile international will fly to Barcelona for tests on a ruptured tendon in his left foot, which could potentially rule him out for six months.
Jose Mourinho talked a good game at the end of last week but Sunday's performance at Brighton was dreadful and emphasised Man United's issues.