They all talk a good fight, but when the pressure begins, they fold.
I wrote him twice and called his office and still haven't received a reply back from him.
He must feel pretty safe since it is a strong GOP district.
Your Rep may not have responded but he got your message. I would send him another stating your intention to support, financially and otherwise, any challenger who can do what he will not. Then follow up in your promise and get yourself new representation.
It’s the old Tom DeLay district. Remember the mess he left behind.