Marshall stretchered off with a leg injury.
Another break in play as Luke Marshall is down.
Ospreys are nearly over again, the ball goes wide to Hook who is inches from the line but 3 Ulster defenders bundle him into touch.
Break in play as Stuart McCloskey is down injured.
Ospreys go close, Sam Davies chips through but Habberfield can't get the lucky bounce.
Ospreys go into the 22 after a nice break from Cross.
Ospreys trying to break through the Ulster defence but the home side are playing with such confidence.
Pressure all on Ospreys, some strong carrying from Ulster and Treadwell is the man to power over the line!
Stong carry from Stuart McCloskey as Ulster go inches away from the line.
Cooney is over but play is brought back as he ran straight into referee Marcus Mitrea.