How do I turn off the rear cabin lights. They are on and I cannot figure out ho on 2007 Buick Lucerne

The rear cabin lights are on and I can't figure out how to turn them off, I read the entire manual and fiddled with all the buttons and gages and they are still on. I am afraid my batter will go dead since they stay on after all the other stuff turns off.

Asked by for the 2007 Buick Lucerne
1 answer
switch on each side lens back passenger compartment(is part of lens assembly. Also two switches at front dome light (same.