Hip-hop veteran in protein beef.

Busta Rhymes was arrested for assault on Wednesday night following an incident at a gym in New York City. Citing anonymous sources, CBS2 reports Busta got into an altercation with a fellow member of the Iron Gym in Chelsea, New York.

The 43-year-old MC “allegedly threw a container of Lean Body Protein at the victim.” CBS New York’s sources claim the victim was offered medical attention at the scene and refused. [via Gawker]