WAKE COUNTY, N.C. (WTVD) -- An explosive device went off in a mailbox at a Wake County home and investigators are trying to figure out who is behind it.
Wake County Sheriff's Office told ABC11 it happened about 4:30 p.m. along Appaloosa Run between Old Creedmoor Road and Black Horse Run, north of Interstate 540.
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The sheriff's office does not know what mailing service the explosive device was sent through.
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The explosion was contained to the mailbox and no one was injured.