MSNBC’s Joe Scarborough shredded Donald Trump’s core campaign message that “America sucks.” The former president locked up the Republican nomination in the “Super Tuesday” primaries, but the “Morning Joe” host said his negative message will not resonate with voters outside his core group of hardcore supporters because it’s simply not accurate. “Despite the fact Donald Trump is doing very well last night and his side of the ring, a side that lost seven years in a row and sure to lose again this year if the Democrats and independents work hard, he kept trashing America,” Scarborough said. “That …