Video from outside of Donald TrumpDonald TrumpNew York prosecutors investigating Trump Organization in a 'criminal capacity' Firm behind Arizona audit says no data was destroyed, contradicting GOP allegations Trump calls for Jan. 6 commission debate to end 'immediately' MORE's rally in Kansas City, Mo., shows at least five police officers using pepper spray against protesters. 

Trump has been under fire this week for the escalating violence between his supporters and anti-Trump protesters. 

Kansas City Police reported that they used pepper spray twice at the event.