Facebook's public policy director Neil Potts, left, and global director and head of public policy Canada, Kevin Chan, speak with the clerk as he places name plates for Facebook's Mark Zuckerberg and Sheryl Sandberg as they wait to appear before The International Grand Committee on Big Data, Privacy and Democracy in Ottawa, Tuesday, May 28, 2019. Facebook Canada says it is taking measures to ensure election integrity ahead of the Oct. 24 vote in British Columbia. THE CANADIAN PRESS/Adrian Wyld
{}