The transfer mill is churning once again, with Man Utd believed to be lining up a move for Castello Lukeba, the defender from Leipzig. Sources close to the club suggest they are exploring options to reinforce their squad ahead of the run-in. While Chelsea and Liverpool have shown interest, Man Utd currently lead the race - though the situation could evolve if a deal drags on. This season (25/26) Man Utd have shipped 11 goals in 7 matches - 1.57 a game, which is well above the Premier League average. Castello Lukeba would be expected to come in and help tighten things up at the back. Man Utd have recently been linked with Jobe bellingham, David Affengruber and Raphinha while Leipzig have had no rumoured targets. More on this story as it develops. Need more Man Utd transfer rumours? Follow @PlayerSwitchCom on Twitter for up-to-the-minute news from Man Utd.