FORT PIERCE, Florida (WPBF) — An unusual underwater discovery led to a temporary beach closure in St. Lucie County over the weekend after a scuba diver found what authorities later confirmed was a World War II explosive.
The discovery was made by diver Tom Gramlich, who regularly dives along the Treasure Coast. Gramlich says he was diving near Pepper Park when he spotted an old metal object in shallow water.
“As I was coming in, I looked down, and I saw some kind of strange object,” Gramlich said. “I reached down, picked it up, had it in my hand, and I realized this looks like a World War II mortar.”…