By Marcy Nicholson -CP-Canada’s top court is expanding its public outreach to build trust at a time of increasing misinformation as more people get their news from social media. Chief Justice Richard Wagner and other justices of the Supreme Court of Canada launched a cross-country tour in Victoria, B.C., on Monday to mark the court’s 150th anniversary. The high court needs to do more now than it did 25 years ago to inform the public about what the court is doing and how its decisions will affect the lives of Canadians, Wagner said. The Supreme Court of Canada was established in 1875 and is the final court of appeal that has made groundbreaking decisions on topics such as abortion, marriage and medically assisted suicide. “It’s very difficult for people to…