The man was arrested Sunday, shortly after crews extinguished a fire at U.S. Representative Glenn Grothman's office, located at a strip mall on N. Peters Ave.

FOND DU LAC, Wis. - A Menasha man accused of setting fire to an office space leased to U.S. Representative Glenn Grothman over the short-lived TikTok ban appeared in court on Wednesday, Jan. 22. Caiden Stachowicz, 19, is charged with arson, terrorist threat, attempted burglary, and criminal damage to property.

The man suspected of setting fire to US Rep. Glenn Grothman's office Jan. 19 made his first appearance in court Jan. 22. Here's what we know.