OTTAWA — Jewish advocacy group B'nai Brith is calling on Ottawa to launch a commission on antisemitism and appoint someone to the envoy role that has been left vacant since July. The group is holding a midday press conference on Parliament Hill today, a day before the annual remembrance ceremony at the National Holocaust Monument. It's asking Ottawa to fill the role of special envoy for combating antisemitism that has been vacant since Deborah Lyons resigned in July, three months before her term was set to expire. B'nai Brith is also calling for a royal commission on antisemitism in Canada,...