Just heard that one of the 3 suspects in the killing of one of the witnesses in Guyger's trial has been arrested. Turns out he and the other two suspects were from Louisiana and allegedly drove to Dallas to meet the victim in order to buy drugs. So, it had nothing to do with his being a witness or anything to do with the case.
https://www.wthr.com/article/police-3-wanted-killing-witness-dallas-cops-trial
https://www.wthr.com/article/police-3-wanted-killing-witness-dallas-cops-trial