A portion of the Spanish treasure Fort Pierce salvor Daniel Porter recovered in 2012 from a galleon sunk in 1631 in a hurricane off Panama is back in his hands. Porter, 53, the managing partner of Fort Pierce-based Maritime Research and Recovery LLC, attempted in September to bring home about 100 silver coins and other artifacts with an estimated value of $500,000 when they were seized by the U.S. Customs and Border Patrol at the behest of Panama’s government. The items were part of Porter’ share of more than 10,000 such items minted in Peru that were recovered during a...