Why is this a kicked ball violation

Backcourt violation called on Miles McBride

An alternate angle of Wemby's kick with the game timer Doesn't look as intentional as from the other angle first posted

For those of you said this is not a backcourt violation read the text and explain please I'm genuinely curious

Jose Alvarado committed backcourt violation right here

Devin Vassell jumped BEFORE catching the ball

Luke Kornet gets pushed to the ground no call