I agree with Ken, I don't think dry firing or the laser devise has anything to do with the striker protruding. I'd check the striker channel and the drop safety plunger. If the striker is actually not returning.
In Memory of Paul "Dietrich" Stines.
Dad: Say something nice to your cousin Shirley
Dietrich: For a fat girl you sure don't sweat much.
Cue sound of Head slap.
RIP Muggsy & TMan
"If you are a warrior legally authorized to carry a weapon and you step outside without that weapon, then you become a sheep, pretending that JOCKO will not come today."