KTVZ reports that police were called to the Redmond Airport on Thursday to assist Transportation Security Administration screeners.
Redmond police say the explosive device was secured and 24-year-old Joseph Seeley was detained for questioning. He was later cited and released on a misdemeanor charge of possession of an explosive without a license or permit.
The case will be reviewed by the Deschutes County District Attorney's Office and the U.S. attorney.