Around a minute remaining in the first half. Glasgow have a line out inside their own 22.

Huge boost for Cardiff as they were on the Blackfoot for a solid 15 minutes. Now they have possession in Glasgow's half.

Ref has given obstruction. Such hard luck for Cardiff after all this pressure.

Gone to the TMO as Niko Matawalu goes over. Ref is checking for obstruction.

Eventually the ball comes out and they push wide the ball falls to Sean Maitland and after all that work at the scrum now becomes a waste. Cardiff have the put in at the scrum.

Been at the same scrum for what feels like an eternity. Ref still not giving the penalty try.

Another penalty and Sam Hobbs is sent to the bin for coming up to early in the scrum. Penalty try has got to come soon.

They win another penalty, and opt for the scrum again. Obvious what Glasgow aiming for.

Glasgow dominating the scrum at the moment. They win a penalty inside the Cardiff 22 but go for the scrum again. Penalty Try coming?

Glasgow come the closest to get the first try as Tommy Seymour breaks through and starts off as dangerous attack but the ball is knocked on. Cardiff have the scrum.