NASHVILLE, Tenn. (WKRN) — They’re often referred to as the unsung heroes of World War II — the Ghost Army. A mission that was kept secret for years but that undoubtedly saved lives.

according to The Ghost Army Legacy Project. Curator Chase Tomlin at The National World War II Museum in New Orleans showcased shrapnel saved by a Ghost Army veteran as evidence of these dangers.

A secretive US Army unit was honoured on Thursday, 80 years after their special effects saved tens of thousands of lives during World War Two. The group received the Congressional Gold Medal ...