WASHINGTON -- President Barack Obama's selection of Navy Secretary Ray Mabus, a former Mississippi governor, as his go-to person in charge of developing a long-term Gulf Coast restoration plan won widespread praise Wednesday. While details are sketchy, the selection of Mabus, which Obama announced Tuesday night in an Oval Office speech to the nation, is meant to quell rising unease, especially on the Gulf Coast, about the government's response to the eight-week-old oil spill. Describing Mabus as a "son of the Gulf," Obama said, "the plan will be designed by states, local communities, tribes, fishermen, businesses, conservationists, and other Gulf...