Ted Rall debuts his latest (exclusive and only authorized) biography of Presidential Candidate Bernie Sanders.Only an outsider can change the system from the inside.Bernie Sanders was surrounded by grinding poverty as a kid growing up in Brooklyn. It turned families against each other as they scrimped and saved to pay their bills.Bernie saw politics as his chance to give a decent life to everyone, not just those born into wealth or the lucky few who hit it big. But the Democratic Party and the country overall were moving toward the right.Bernie joined a tiny independent party from Vermont. He ran for mayor as a socialist and won! That was the beginning...