Two trained dolphins surprise Navy specialists with their find: a Howell torpedo, state-of-the-art for its day in the late 19th century. It's only the second one known to exist.SAN DIEGO — In the ocean off Coronado, a Navy team has discovered a relic worthy of display in a military museum: a torpedo of the kind deployed in the late 19th century, considered a technological marvel in its day. But don't look for the primary discoverers to get a promotion or an invitation to meet the admirals at the Pentagon — although they might get an extra fish for dinner or...
