A man wielding zip-tie handcuffs at his kid's school in Arizona. Instagram Three men entered the office of an Arizona principal on Thursday and threatened her with zip ties. One of the men's sons had been told to wear a mask and quarantine due to potential COVID-19 exposure. All three men have now been charged with third-degree criminal trespass, The Daily Beast reported. See more stories on Insider's business page. Three men who threatened an Arizona elementary-school principal with zip-tie handcuffs over the imposition of mask and quarantine rules have been charged, The Daily Beast reported Tuesday, citing the Tucson police.Last Thursday, Rishi Rambaran, Kelly Walker, and Frank Tainatongo entered the office of Diane Vargo, the principal of Mesquite Elementary School, to complain that Rambaran's son had been told to wear a mask and enter quarantine after potential exposure to COVID-19.In a livestream of the altercation, shared by Walker on Instagram, Tainatongo was seen holding up zip ties in Vargo's office, Insider's Yelena Dzhanova previously reported.