I would recommend Trijicon night sights. They are pricy at 150$ but one of the best sights I have ever handled. On my 26 there like small LED lights.
As for what to do with it now, I agree with everyone else, shoot the bugger.
“Peace is that brief glorious moment in history when everybody stands around reloading.” – Thomas Jefferson.
If you carry a gun, people call you paranoid, NONSENSE! If you have a gun, what do you have to be paranoid about?
Guns have only two enemies: Rust and Politicians.