Think your local K[3 letter] west of the Mississippi, W[3 letter] east of the Mississippi*.
Not "Showtime" or "HBO" or "Cartoon Network" or "CNN" or "Fox News" or "MSNBC".
That's why the affiliates started pulling it, because their license is what's on the line, not ABC/Disney directly.
*: Except for KDKA, KYW, WFAA, WBAP, WOAI, WDAY, and WNAX.
FWIW The Hollywood Reporter also is reporting that advertisers started threatening to pull their support as well[0] as several smaller stations.
> Meanwhile, the advertiser calls began to roll in and then the big affiliate conglomerates, Nexstar and Sinclair, threatened to preempt the show. The second source says that the blowback was snowballing enough that had ABC not acted, Kimmel’s show would have been dark in a large swath of the country, even beyond the Sinclair and Nexstar territories (including in the Washington, D.C., metro area).