She was also having a clandestine relationship with Rodney Reed. Stacey was White. Rodney Reed is Black.
Jimmy Fennell made numerous threats that he would kill Stacey if she cheated on him.
The belt was used to strangle Ms. Stites. Fennell had threatened to kill Stacey with a belt.
If the case were brought today, these items would be tested for DNA as a matter of course.
It's an extraordinary position to refuse to test them when Mr. Reed's life is at stake. But that is literally what Texas prosecutors are doing.
His lawyers have asked whether convicting or executing a person who is innocent violates the U.S. constitution.
There is no constitutional right to have DNA tested.
If there has been no other violation of Mr. Reed's constitutional rights, then the court could conceivably rule there is nothing to stop Texas executing him.