I was watching the live stream from here like two minutes ago..... https://www.earthtv.com/en/webcam/washington-white-house And I just saw them wheel out two big black carts from the WH. Could be nothing, but has anyone seen this happen before!?

I was watching the live stream from here like two minutes ago.....https://www.earthtv.com/en/webcam/washington-white-house

And I just saw them wheel out two big black carts from the WH. Could be nothing, but has anyone seen this happen before!?