They must have pulled it. Its not there.
https://www.dioceseoftyler.org/news/2018/08/bishop-stricklands-public-statement-to-the-diocese/
Perhaps traffic is too heavy to a very small server?
Traffic may be high to Diocese web page.
The link leads to Bp Strickland's page at the Diocese of Tyler with his statement, and the link at the beginning of Strickland's statement leads to the National Catholic Register which has both NCR's commentary and Vigano's complete text.
The above links should work.