Ronnie exits the back of the coffee shop and is ambushed by General Eiling's soldiers in episode #114 "Fallout".
Barry loses control of his new speed powers after leaving the police station in episode #101.
Barry waits for the right moment and then swaps himself out with his past self in episode #217 "Flash Back".
Barry catches up with Zoom only for Zoom to be killed by his own time double in episode #223 "The Race of His Life".
Savitar drops the Earth-3 Flash in an alley and prepares to kill him before getting pulled away by the stone in episode #309 "The Present".