Senator yells 'f---, f---, f---' on live television during DeJoy testimony as Congress still learns how to use video conferencing tech (CSCO)

· Sen. Tom Carper seemingly thought he was on mute during Friday's virtual Senate hearing for the testimony of US Postmaster General Louis DeJoy.
· A visibly frustrated Carper can be heard saying 'F---, f---, f---' on live television after struggling with his live stream for the hearing, which was conducted with Cisco's...