FT: Rangers 0-1 Celtic: Jota nods in free header from close range; Rangers' Tillman goes off midway through first half injured & while Celtic's Johnston goes off after break
Celtic now unbeaten in five meetings with Rangers this season
Inverness CT through to final after seeing off Falkirk in first semi-final
Rangers 0-1 Celtic
Rangers manager Michael Beale plays his hand.
Borna Barisic is replaced at left-back with Ridvan Yilmaz, the Turk who has had injury problems, while winger Rabbi Matondo is on for Nicholas Raskin.
Rangers 0-1 Celtic
This man knows a thing or two about winning these games.
Former Celtic manager Brendan Rodgers is in town. Wonder what he's doing these days?
Image source, SNSRangers 0-1 Celtic
A big chance for Rangers.
Borna Barisic's out-swinging cross finds fellow full-back James Tavernier lurking at the back-post, but the captain's downward header bounces off the turf and over the crossbar.
Rangers 0-1 Celtic
TV pictures have just shown Celtic right-back Alistair Johnston in crutches and a moon boot after being forced off through injury.
Image source, SNSRangers 0-1 Celtic
Neil McCann
Former Rangers winger on BBC Sportsound
Rangers need to do something special. They've grabbed a grip of this game. But Morelos needs to step up for the Rangers fans. He really does.
Rangers 0-1 Celtic
Celtic manager Ange Postecoglou reacts to Rangers' dominance with a triple change in midfield.
Tomoki Iwata, Aaron Mooy and Sead Hakšabanović are on for Matt O'Riley, Reo Hatate and goalscorer Jota.
Rangers 0-1 Celtic
Pat Bonner
Former Celtic goalkeeper on BBC Sportsound
It's an open goal!
It's a warning for Celtic, Rangers have been better in this second half.
Rangers 0-1 Celtic
Neil McCann
Former Rangers winger on BBC Sportsound
Sakala has played that with his shin, from what? Four or five yards? I have no idea how he's missed it.
Rangers 0-1 Celtic
How did Rangers not equalise?
Fashion Sakala sets up James Tavernier on the edge of the penalty box.
The right-back's shot comes off the inside of the far post, it falls to his team-mate, but the Zambia winger can only volley into the side netting from close range.
Rangers 0-1 Celtic
Despite Rangers having much of the play, Celtic have Kyogo.
Another snap shot from the Japan striker. Goalkeeper Allan McGregor is rooted to the spot, but it is wide.
Rangers 0-1 Celtic
Pat Bonner
Former Celtic goalkeeper on BBC Sportsound
Ange might go to his bench pretty soon to freshen things up. They've gone into a little bit of a lull as Neil says.
Rangers 0-1 Celtic
More work for Joe Hart.
The goalkeeper is down low to turn wide a low drive from Rangers substitute Scott Arfield.
John Lundstram also tries his luck following the corner, but the midfielder's shot is well wide.
Rangers 0-1 Celtic
Neil McCann
Former Rangers winger on BBC Sportsound
Celtic are having a little bit of a lull right now.
Rangers 0-1 Celtic
A rare save for Celtic goalkeeper Joe Hart.
Fashion Sakala rises to meet a James Tavernier cross, but the substitute winger is under pressure from Anthony Ralston and it is straight at the former England number one.
Rangers 0-1 Celtic
Celtic burst into life.
A flick on from Reo Hatate and Japan team-mate Kygo fires low for the near post from the edge of the penalty box, but goalkeeper Allan McGregor is down smartly to turn it wide.
Rangers 0-1 Celtic
Neil McCann
Former Rangers winger on BBC Sportsound
Rangers have started well in the second half. They have pace in behind now with Sakala coming on.
Image source, SNSRangers 0-1 Celtic
Joe Hart in mouth moment for Celtic as the goalkeeper dallies with a clearance but kicks the ball clear just before a block from Alfredo Morelos in front of goal.
Rangers 0-1 Celtic
Both Alistair Johnston and Borna Barisic are off the field at the moment and it looks like the Celtic right-back is going to be replaced, with Anthony Ralston coming on.
Rangers 0-1 Celtic
Cameron Carter-Vickers looks to have recovered despite going down a second time, but two more bodies are prone on the deck after Celtic team-mate Alistair Johnston and rival full-back Borna Barisic collide knee first.
Rangers 0-1 Celtic
Celtic centre-back Cameron Carter-Vickers picks up a knock as he puts his body on the line to clear in front of his own goal-line as Alfredo Morelos heads down a Todd Cantwell cross into the six-yard box.