Crowds from multiple events create security challenges for investment summit, experts say

OTTAWA — Some have called it an “associate memberships.” Others, a historic deeper partnership. Prime Minister Mark Carney described it as a “unique alliance.” No matter what it’s called, one thing is for certain: Carney is heading to the European Parliament this week with the intention of pitching a whole new relationship directly to elected representatives of the massive block of 27 European countries. On Tuesday, Carney will leave Toronto and fly to Strasbourg, France, to hear EU President Ursula von der Leyen deliver her annual “State of the European Union” speech at the European...