Robert's red amd white pokeball hit the unconscious Primeape, converting it into red energy and pulling it in. The pikeball shook once, twice, three times before the red light on the center faded, signaling the pokemon's capture. 

Leaf picked the pokeball up, looking back at Robert. "Good idea, this way it won't hurt anyone else when it wakes up!" She said with a smile, before tossing him his pokeball. Her smile quickly changed to a look of determination. She looked back towards Route 22, balling her gands into fists. "That Primeape must have come from Route 22." She said grimly. "Which means that whatever happened there was enough to scare away a Primeape. I wonder what could have caused an explosion like that..."