More than a decade after it was found, a centuries-old Spanish treasure ship worth billions remains nearly untouched on the seafloor while Spain, Colombia, Indigenous groups, and American booty hunters wage a bitter international legal war.  On Thanksgiving Day of 2015, Roger Dooley, a maritime archaeologist from Miami, saw something he’d been searching for for decades. Looking at the computer screen in his waterfront apartment in Cartagena, Colombia, his hands trembled. He was reviewing