On Rick Ross’ “Rich Is Gangsta,” a song off his most recent album, Mastermind, Ross makes a boast few of his contemporaries can repeat, “So what's your goals, nigga?/All my shit went gold, nigga.” ...

Four years ago, if you were scoring something from a meeting with Miami’s mixtape superstar Rick Ross, it wasn’t an exclusive interview. But since then, he’s jumped from rollin’ in a rickety, ...