CM Punk has given Grayson Waller’s promo his stamp of approval. The Undisputed WWE Champion posted a clip of Waller’s NXT promo to his Instagram Stories on Tuesday night, writing over the footage, “Frustration distilled and funneled into a bullet aimed at the competition.” Punk also left three clapping emojis on WWE’s post of the segment. #WWE #CMPunk #GraysonWaller #WWENXT #WrestlingNews