(Trent Nelson | The Salt Lake Tribune) Kent Mayne holds a photo of his daughter Amanda, while appearing before the Senate Judiciary, Law Enforcement, and Criminal Justice Committee in Salt Lake City on Tuesday, Jan. 24, 2023. Mayne and Lt. Gov. Deidre Henderson spoke in support of a Senate bill beefing up how the state combats domestic violence. Amanda "Mandy" Mayne was shot and killed by her ex-husband in 2022.