Phoenix is poised to win an Academy Award on Sunday for his performance in Todd Phillips' Joker.
Phoenix went on stage during the protest to introduce activist Nalleli Cobo.
Phoenix was arrested on Jan. 10for taking part in a D.C. Fire Drill Friday protest.
Morgan Lieberman/WireImage
I think that we send a very clear message to people of color that youre not welcome here.
Fire Drill Friday began after Fonda gave an interview with theWashington Postin October.
