Former Arizona Wildcat and NBA big man, Channing Frye, has been more active on Twitter since retiring from his 13-year NBA career.

Frye currently lives in Portland and spends a lot of time taking shots.  

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His latest shot he took was squarely aimed at the NBA’s most famous rookie. 

Channing took a swipe,  and D-Wade actually came to Zion’s defense.  Baron Davis also chimed in.

Flip the pages to see the tweets: