Houston Professional Firefighters' Association IAFF Local 341, Patrick \Marty\ Lancton, Gabriel Angel Dominguez, Roy Anthony Cormier, Brian Ray Wilcox, and Delance Shaw v. Houston Police Officers' Union, City of Houston, Mayor Sylvester Turner, Tantri Emo, Chris B. Brown, Brenda Stardig, Jerry Davis, Dwight Boykins, Dave Martin, Steve Le, Greg Travis, Kayla Cisneros, Robert Gallegos, Mike Laster, Martha Castex-Tatum, Mike Knox, David Robinson, Michael Kubosh, Amanda Edwards, and Jack Christie