An immigration attorney in Chelsea, Massachusetts, is suing the federal government after agents with the Department of Homeland Security seized his cellphone at Logan Airport in Boston — an action he said was unreasonable and a violation of his clients' rights.

Andrew Lattarulo has represented several high-profile clients in Massachusetts, including a 13-year-old boy recently detained in Everett by Immigration and Customs Enforcement agents and a Brazilian woman in Worcester whose detainment in May prompted outrage by immigrant advocates. He filed a suit asking a federal judge to order the Trump administration to destroy the data it took from his phone.

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"Attorney Lattarulo brought this case to protect his clien

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