A bomb squad responded to a Mesa Goodwill on Thursday afternoon after an unusual donation caused suspicion.
An old military-style mortar, or a small artillery cannon, was donated to the Goodwill at Dobson and Guadalupe roads. The weapon was reported to be vintage and possibly used for military purposes.
According to Mesa police, it was unknown if the mortar was live or had been modified, which is why they evacuated the store and treated the situation with caution. The weapon was examined by an ordinance expert…