David Muir has taken a brief break from ABC World News Tonight, resulting in Whit Johnson stepping in to deliver some horror ...

It was a jammed packed show for ABC World News Tonight on Sunday as Mary Bruce stood in for David Muir's usual weekend replacement Linsey Davis. Things were going smoothly until Mary halted the show ...

There was no room for frivolity during Monday's ABC World News Tonight, as anchor David Muir interrupted the program to deliver a startling piece of breaking news. After taking a weekend hiatus from ...

Viewers of ABC's World News Tonight experienced a mix of emotions as host David Muir made his return to the network after a brief break over the weekend. The 51-year-old journalist's comeback was ...

ABC World News Tonight delivered a packed broadcast on Sunday evening with Mary Bruce filling in for David Muir's typical weekend substitute Linsey Davis. The program proceeded without incident until ...

Linsey Davis, filling in for ABC World News Tonight anchor David Muir, broke into the program with a live news update. Addressing viewers from the ABC News studios on Sunday night, Linsey started off ...