Zlatan Ibrahimovic made his comeback against Newcastle United in November, but he has not played since December due to concerns over his knee. Andrew Yates / Reuters
Zlatan Ibrahimovic made his comeback against Newcastle United in November, but he has not played since December due to concerns over his knee. Andrew Yates / Reuters

Jose Mourinho cautiously optimistic about Zlatan Ibrahimovic comeback to Manchester United playing XI