Jurgen Klopp completes first signing as Marko Grujic joins Liverpool

Jurgen Klopp has made his first signing as Liverpool manager after concluding a deal for Serbian teenager Marko Grujic.
The 19-year-old midfielder, who will cost £5.1million, has signed a four-year contract but will return to former club Red Star Belgrade on loan for the remainder of the season and will rejoin the Reds in July.