Inter director Piero Ausilio insists Romelu Lukaku must focus on the pitch and not think about a possible return to Chelsea.The robust striker is on loan from Chelsea until the end of the season, but his future with the Nerazzurri remains a puzzle.Frustration at Inter: Lukaku and Barella had an on-field quarralThe Belgian forward has been struggling with injuries in the first part of the campaign and has scored three goals in 13 appearances so far this season.”He [Lukaku] must do what he has been doing for a few months,” Ausilio told Sky Sports Italy.##NAJAVA_MECA_7041332##”He’s worked hard after his injury. He is entirely focused on training and performance. I can see improvements and he’s really close to his best form. He has made an important contribution in the last few games. Everyone, not only him, should only think about what happens on the pitch.”UEFA CHAMPIONS LEAGUERound of 16 – first legTuesday23.00: (2.40) Liverpool (3.45) Real Madrid (3.10)23.00: (3.40) Eintr.Frankfurt (3.45) Napoli (2.25)Wednesday23.00: (5.00) RB Leipzig (3.70) Man.City (1.80)23.00: (1.80) Inter (3.60) Porto (5.20)***odds are subject to change