Mourinho not yet aware of extent of injuries suffered by Shaw and Eric Bailly.
United hoping to break into the top four with victory over beleaguered Swans.
Manchester United face Swansea City in the Premier League clash on Sunday.
Spurs remain within seven points of league leaders Chelsea after Swansea victory.
Tottenham will be aiming to keep the pressure on first place Chelsea with a win in Wales.
Spurs midfielder has been linked with a move to the Bernabeu.
Mauricio Pochettino claims it will be 'difficult' for the 21-year-old to play again in 2016-17.
Everton are prepared to invest heavily in their squad next season.
The Blues go 11 points clear at the summit by beating relegation-threatened Swans.
Chelsea are unbeaten in their last 11 games at home.
Swans boss Paul Clement has also addressed the respective futures of Federico Fernandez and Borja Baston.
Chairman Huw Jenkins claims the club also turned down big offers for Federico Fernandez and Gylfi Sigurdsson.
Swansea have won three of their last four games.
Fernando Llorente and Gylfi Sigurdsson combine to seal huge lunchtime upset at Anfield.
Swansea come to the game on the back of a 4-0 thrashing at the hands of Arsenal.
France international has not featured for Liverpool this season.
The 24-year-old returns to south Wales after a loan spell move during 2014-15 season.
Sanchez scored in Arsenal's 4-0 win over Swansea City on 14 January.
Gunners looking to return to the top four as Watford pay tribute to Graham Taylor.
Cazorla has had an operation on his Achilles problem.
Swansea have lost three of their last four home games against Arsenal.
Clement also revealed the Swans have all but completed the signing of Luciano Narsingh.