After mercury leaked out of a package at the Petersburg Post Office and closed the facility for just over a week, the post office reopened last Friday.

"[Post office staff] handled it great and they adapted to the changes as necessary to make sure that we could keep serving our customers," said Postmaster Mark Eppihimer.

Environmental contractors and regulators were flown into Petersburg to clean the facility of the mercury, though the amount that was exposed wasn't harmful, according to a release from postal service officials. The post office was first expected to reopen the weekend after...