Rangers claimed a 0-0 draw with Athletic Bilbao in the first leg of their Europa League quarter-final at Ibrox despite playing most of the game with 10 men.
Defender Robin Propper was sent off after just 12 minutes and Liam Kelly saved a late penalty from Alex Berenguer as Barry Ferguson's side held on.
The return match takes place in Spain next Thursday, April 17, with the winners up against Lyon or Manchester United - who drew 2-2 tonight - in the semi-finals.