Alex Ferguson worried about Jurgen Klopp factor at Liverpool

“He’s a fantastic personality, he’s got that great confidence in himself."

Jurgen Klopp’s appointment at Liverpool has left Alex Ferguson “worried” the German will elevate the Reds above Manchester United.

Ferguson famously stated his biggest challenge upon arriving at Old Trafford in 1986 was to “knock Liverpool right off their perch” and by the time he retired in 2013, he had guided United past the Reds’ record 18 domestic titles.