Courtney, there's been a Voyager KC2 at Brize since late December. But I don't think that it has flown yet...
There was indeed an A330MRTT in Voyager KC3 configuration at the Singapore Air Show:
But it hasn't yet been delivered. And yes, it seems that CAS was unfortunately denied admittance by the security people....
Bit of a c
.ock-up, that.