WAUPUN, WI (WTAQ) - Police in Waupun have taken a person into custody in connection with nearly a dozen bomb threats.
Authorities say the 31-year-old Markesan man was arrested Wednesday night and has been under investigation for sex offender violations.
Police indicate he had been serving as a referee at youth sporting events, including basketball.
Officials say the man confessed to making the bomb threats.
Eleven have been called in since Saturday.
Authorities say there was overwhelming evidence from cell phone records that the man made the threats.
The man is expected to appear in court Thursday on the sex offender issues.