Chelsea have watched Atletico Madrid's Jose Gimenez as Frank Lampard assesses his options for defensive signings this summer, according to reports.
Lampard could choose to make changes to his central defensive options in the coming window after a spell in which his players in that role have faced significant criticism.
But he would have to sell or loan out at least one of his current centre-backs if he wants to bring in a new player in that position as there are current a number in the squad.
Frank Lampard could choose to make changes to his central defensive options in the window
Chelsea's issues at the back were highlighted as they lost 5-3 to Liverpool at Anfield on Wednesday night, which means their place in next season's Champions League is now in doubt.