“It is a balk if a pitcher does not have the ball but assists in a try to deceive a runner by
being on or astride the rubber, [8.05 Approved Ruling-a]feigning a pitching position or pitch [8.05i], orputting the rosin bag in his glove to make it appear he has the ball.
If you watch closely, his right hand is fake tying his shoe. It is clearly visible that the rosin bag is in the glove.