Sky News Fault

At 13:02 I noticed that Sky news were sudenly dsipalying a screan with 'There is a fault...' on it .

Does anybody know whats happened

Back on air at 13:08

I think they are trying to skew the screen to get the person who does sign language to appear in the right, but the person is not materialising, properly, and thus they keep skewing the screen multiple times. I think they've given up now