By ADAM GELLER and WYATTE GRANTHAM-PHILIPS (Associated Press) When millionaire Steve Fossett’s plane went missing over the Nevada range in 2007, the swashbuckling adventurer had already been the subject of two prior emergency rescue operations thousands of miles apart. And that prompted a prickly question: After a sweeping search for the wealthy risktaker ended, who should foot the bill? In recent days, the massive hunt for a submersible vehicle lost during a north Atlantic descent to explore the wreckage of the Titanic has refocused attention on that conundrum.