NDP candidate Sarah Jama is facing calls by Jewish organization B’nai Brith to step down and apologize for past comments about Israel and previous support for the Boycott, Divestment and Sanctions movement.Peter Power/The Canadian Press The race to replace former Ontario NDP leader Andrea Horwath in a Hamilton by-election on Thursday has morphed into accusations of anti-Semitism against the front-runner while others say she is simply standing up for Palestinian rights. NDP candidate Sarah Jama, a disability and civic justice activist, has faced calls by Jewish organization B’nai Brith to step down and apologize for past comments about Israel and...