Jurgen Klopp unsure if he can further strengthen Liverpool squad this summer

Jurgen Klopp is keen to strengthen his squad due to a long list of injuries (Adam Davy/PA)

Jurgen Klopp is not sure if he will be able to further strengthen his Liverpool squad this summer.

Liverpool have signed Darwin Nunez, Fabio Carvalho and Calvin Ramsay since finishing runners-up to Manchester City in the Premier League last season and a lengthy injury list has left them short of midfielders.