GOOD ADVICE DG! THIS SHOT IS ALL ABOUT TIMING.AIM AT THE OPENING AND BE READY TO PICK THE BIRD UP ,COVER AND FOLLOW THROUGH!I NEVER CACULATED LEAD AT ANY STATION.I WAS A PURE QUAIL HUNTER,SO SWING AND COVER WAS AUTOMATIC FOR ME BECAUSE MY LEAD WAS CALCULATED WITH MY SWING AND FOLLOW THROUGH.