All-New Guardians of The Galaxy # 9 (Marvel Comics 2017)

Since the beginning of the series, the mystery has lingered what happened to Groot that made him revert to being a tiny shrub? 
Why isn't he growing back?
And why does Rocket think it's all his fault?

All-New Guardians of The Galaxy # 9 is written by Gerry Duggan with art by Mike Hawthorne and Terry Pallot and a cover drawn by Aaron Kuder.

All-New Guardians of The Galaxy # 9 is a 32 page comic book drawn in full color and rated T+.