Police are investigating after a man appeared to brandish a weapon and threaten to kill pro-Palestinian protesters in Cambridge Sunday.

Organizers shared a video of the man berating protesters in Harvard Square, including pulling out what appeared to be a hatchet. In a expletive-laced outburst captured in a video posted by protest organizers, the man said he would “f–ing kill” protesters, whom he referred to as “Nazis,” and used a homophobic slur.

He then opened his car door and physically indicated that he would use a hatchet, the video shows.

The same man “recklessly drove his car into our march,” the Palestinian Youth Movement’s Boston chapter and the Boston Coalition for Palestine posted on Instagram. Protest organizers said on Instagram that police “watched on”; officers can be

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