New Orleans Saints quarterback Jameis Winston attended a Black Lives Matter march on Saturday.
"Relentless pursuit towards making this world better for generations to come!" he wrote in an Instagram post. "It starts now! If not now then when?"
Following the killings of George Floyd, Ahmaud Arbery and Breonna Taylor, Americans began protesting to demand reforms to address police brutality and systemic racism.
The issue will feel particularly acute for some NFL players after Colin Kaepernick faced significant public scorn for protesting during the national anthem.