Catcher's Stance 2: No one on base
Is The One Knee System Appropriate for High School Catchers? – Rogue Baseball Performance
Does One-Knee Catching Actually Lead To More Wild Pitches? — College Baseball, MLB Draft, Prospects - Baseball America
ProTips: Baseball Catcher Tips: Primary and Secondary Stance
Mitch Garver Wasn't Catching Strikes. So He Changed His Catching Stance.
Ground Rules: Building a Better Backstop – Catching Fundamentals for the Youth Player
Baseball Catcher Stances Reference Video (Pro Speed Baseball)
Who cares about catcher mechanics? Everybody in big moments
4 Adjustments for the Next-Generation of Catchers • RPP Baseball