Why is ABC not on YouTube TV? Where is ESPN, Disney? What we know on live stream services dispute

Is ABC not on YouTube TV? What happened to ESPN? Where is the Disney Channel? What we know about live TV streaming services dispute.
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David Muir halts show for 'heartbreaking update' as he makes ABC World News Tonight return

Upon his return to ABC's World News Tonight, much-loved broadcaster David Muir was forced to share tragic news with viewers, ...