Kristaps Porzingis spends most of his time holding down under the rim for the New York Knicks as a center-forward, but Mashable's Connor Finnegan got him to take a few minutes away from dominating the boards to learn a little about what he can do with the hottest messaging app of the moment: Snapchat. To return the favor, Porzingis then tried to help Connor with his basketball game, with mixed results...