While the Miami Marlins have made it clear that pitcher Josh Johnson is available in a trade, the team's initial asking price for the All-Star right-hander is so high it's generated skepticism within baseball circles that he will be moved by Tuesday's non-waiver trade deadline. Several baseball sources told ESPN.com the Marlins are asking for each team's top two or three prospects in every trade scenario involving Johnson. "They're asking for a ton," an American League general manager said. Read more: http://espn.go.com/mlb/story/_/id/8206120/miami-marlins-asking-ton-rhp-josh-johnson-sources-say