 Although the strike is over, there will still be flight disruptions in the week ahead as the planes are brought back into service. WestJet President Diederik Pen says the damage to Canadians and to the airline is massive, so a swift resolution was necessary. He says both parties have agreed to arbitration should the union members not ratify the new agreement. The union says the deal provides substantial improvements over the tentative agreement that was rejected two weeks ago.