Texas serial killer case leads to lots of proposed laws, most of them good If they get the details right, these seven bills could protect vulnerable seniors Cliff Harris, former Dallas Cowboys safety, 2020 NFL HOF, holds his wife, Karen Harris, after a press conference with families who say their mothers were killed by Billy Chemirmir, to promote legislation filed which they say will help improve security at senior living communities in Plano on Wednesday, March 10, 2021.(Lola Gomez / The Dallas Morning News) There are no less than seven bills being considered in Austin in response to an alleged serial killer and the investigative efforts of this newspaper. All of them are worth considering and, to the extent that they may prevent more tragedies like the 18 murders in which Billy Chemirmir is charged, we support them.