John Martin and Mike Sullivan, two half-brothers from Florida, have made a name for themselves using sonar technology to locate submerged vehicles and help solve cold case mysteries throughout the Sunshine State.
John Martin and Mike Sullivan, two half-brothers from Florida, have made a name for themselves using sonar technology to locate submerged vehicles and help solve cold case mysteries throughout the Sunshine State.
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Described as a "non profit volunteer search team" on its official site, Sunshine State Sonar "found more than 350 cars in canals, ponds and waterways across Florida" in just the last two years, according to the Tampa Bay Times.
It s owned by two half brothers — "weekend fishermen turned amat.