The letter is here:
https://www.telegraphherald.com/pdf_72aa8844-9dd1-5b2d-977a-fadcd1ea4ba6.html?utm_source=&utm_medium=&utm_campaign=
The news coverage is here:
https://www.katc.com/news/st-landry-parish/boyd-gaming-lay-offs-at-louisiana-properties-include-evangeline-downs