Talking to ATC they said press got it wrong and it was 2 x b767.
QFA on 23R LLZ/DME and ANZ downwind r/h . Light a/c tracks across zone, QFA sent round right turn climb to 3000ft.
GPWS warning sounded QFA advises climbing to 5000ft.
weather scattered shrs in area but okay.
Light a/c flown by off duty b767 pilot (rumour - unconfirmed but very strong)
25nm MSA R180 west to R360 2800
R360 east to R180 3400