If the player runs forward with his rifle lowerd and with the ACOG/Red Dot Sight and press the right mouse button you will aim down towards the ground and when you exit the zoom your character will proceed to run forward and won't stop for anything until you have swapped to your pistol.
- Legacy ID
Steps To Reproduce
Make sure your rifle has the ACOG/Shortdot thingy with the red dot sight on top.
Lower your rifle.
Press the right mouse button to zoom in.
You will now be aiming towards the ground.
Press it again and you will still be moving forward.
Double-tap the spacebar to switch to your pistol and stop moving.