According to Soap Opera Digest, Kathryn Hayes (ex-Kim, ATWT) passed away on March 25 at the age of 87.

So sad to hear of her passing. She was such a talented actress! :( :( :(

Here's an article about her passing from Deadline:

https://deadline.com/2022/04/kathryn-hays-dead-obituary-actress-as-the-world-turns-star-trek-87-1234997497/