They were sitting shoulder to shoulder with lots of hugging and handshaking going on.
They were ALL tested before entering the WH they all had their temperature taken also if ANYONE entering the WH had this kind of a viral load to infect this many people they would NEVER have passed the testing NO WAY!! This was deliberately done!!!
But no one got COVID from Presidents rally in Rose Garden weeks ago I believe. Same set up, masks, no masks, sitting close together.