ACLU Seeks Rehearing in Case Over Baltimore Police Surveillance

The American Civil Liberties Union is asking a federal appeals court to reconsider halting a Baltimore Police Department’s use of planes equipped with surveillance cameras while it fights the program as an unconstitutional invasion of privacy.

“This case concerns an issue of nationwide importance: the constitutionality of a novel form of mass surveillance, one that may soon be deployed across the country,” the ACLU said Thursday in its petition for a rehearing by the U.S. Court of Appeals for the Fourth Circuit.

A three-judge Fourth Circuit panel let the police program continue while the lawsuit is argued. The majority’s Nov. ...