KEY POINTS

• A video posted by a conservative investigative not- for- profit organization, Project Veritas Action, suggests workers at a consulting firm headed by Robert Creamer, husband of U. S. Rep. Jan Schakowsky, D- Ill., had a hand in triggering confrontations at Donald Trump rallies. • Creamer said allegations his firm played a role in inciting violence ‘‘ are completely untrue,’’ but he was stepping down to not be a distraction to Hillary Clinton’s campaign. • In the video, Scott Foval, a Creamer subcontractor fired after the video’s release, claims he arranged for mentally ill people and homeless people to spark violence at Trump rallies.