No goal
Icardi finds the net after a lovely pass from Ziyech but the flag goes up for offside.
Galatasaray sub
Ziyech is on for Mertens.
Solanke scores
Solanke gets a goal back. Kulusevski plays in Porro and his low cross is met by a lovely back flick by the striker. 3-2.
Spurs subs
Solanke and Sarr come on for Maddison and Bergvall.
Save
Forster with another save from Akgun's powerful volley from the edge of the box.
Red card
Second yellow card and a red for Will Lankshear. Caught his man a bit late after not getting a foul himself. Tough on him but it was a challenge he didn't need to make when on a booking.
Lankshear chance
After plenty of Galatasaray pressure and opportunities, there's a chance for Will Lankshear at the other end but Muslera saves.
Block
Osmihen denied a hat-trick following a fantastic save from Forster.
This is so, so easy for Galatasaray right now.
Blocked
Spurs so lucky to get away with one there as Forster drops a simple free-kick and the attempt is blocked on the line by Bentancur.
Over
Two chances for Galatasaray inside the first 30 seconds of the second half.
Icardi blasts over their second attempt following a Mertens pass.
Peep
We're up and running again.
Spurs subs
Bentancur and Kulusevski coming on for Son and Johnson.
Half-time
Spurs trail 3-1 at the break in Istanbul.
Added time
There will be three minutess added on at the end of the first half.
More on the goal
It's 3-1 to Galatasaray now as Osimhen doubles his tally with a left-footed finish.
He gets between Porro and Dragusin to finish off Mertens' cross and Forster has no chance.
Save
Another chance for Osmihen and Spurs have Forster to thank for a good save.
More on the goal
Some really sloppy play from Spurs there and it results in Galatasaray playing through Osimhen and he finds the bottom corner with a cool finish.
GOAL!
Osimhen scores again and this one counts!
No goal
Osimhen has the ball in the net this time but the flag goes up for offside.
Big chance
Osimhen passes up a great opportunity to score when played clean through as Forster saves well down low.
Mertens then fires wide on the rebound.
Will Lankshear scores!
Will Lankshear scores his first goal for Tottenham Hotspur! Brilliant ball from Archie Gray into the run of Brennan Johnson and he cushions it across for the 19-year-old to volley into the roof of the net. 1-1.
Yellow card
Mertens receives a yellow card after bringing Bissouma down when the Spurs man was running through midfield.
Over
Akgun volleys over from a similar distance to where he scored from after Son's loose pass had fallen kindly to him.
More on the goal
That is some strike from Akgun as his left-footed volley from 25 yards flies into the top corner of Forster's goal.
Gray had headed away a free-kick and the Galatasaray man took full advantage.
GOAL!
Akgun makes it 1-0 with a stunning goal from distance.
Lankshear involved
Johnson plays in Lankshear, who's tackled, but he was offside anyway.
Peep
We're up and running here at RAMS Park.