A Chicago Public Schools teacher who also is on the staff of the Chicago Youth Symphony Orchestra has been charged with sending and receiving child pornography over a messaging app.

A federal appeals court on Friday revived part of a lawsuit accusing Elon Musk's X of becoming a haven for child exploitation, though the court said the platform deserves broad immunity from claims over objectionable content.

Jaron Woodsley, 27, a teacher at Robert Fulton Elementary School in the New City neighborhood on the South Side, appeared before U.S. Magistrate Judge Maria Valdez, who ordered him to remain in federal custody until a preliminary hearing scheduled for Tuesday.

The fire marshal of Lincoln, R.I., who allegedly owned a large collection of child pornography and solicited young girls and boys for content, was arrested Friday on federal child exploitation charges, court records show.