The 'fan' on the left was obviously concerned about Mookie accidentally losing his glove so he was making sure that it stayed on his hand.
The 'fan' on the right was holding on to Mookie's other hand to make sure that he did not fall awkwardly.
When the glove impacted the top of the wall, the ball 'accidentally' popped out of Mookie's glove.
The 3rd fan, in the middle and behind thew 1st 2, was admiring the caring and humanitarian gesture of his fellow fans.
And if you don't see it this way, then we are going to call you names ......