Tom Llamas took over "NBC Nightly News" in June after longtime host Lester Holt left after a decade hosting the show.

"Pretty fly for a news guy," one follower wrote alongside Muir's Instagram photo, which showed him having fun in the sun ...

ABC World News Tonight's Wednesday broadcast began with a chilling interruption as anchor David Muir cut into the evening's ...

ABC World News Tonight viewers were left in a state of shock as David Muir halted the show to deliver a 'horribly sad' news ...