Sources: Klopp’s best pal ‘very keen’ on Celtic job

Former Schalke and Huddersfield Town manager David Wagner is interested in becoming the new Celtic manager, Football Insider understands. The 49-year-old, who was Jurgen Klopp’s best man at his wedding as well as his number two during his glittering Borussia Dortmund reign, is set to put his name forward for the vacant post...