 Crowds gathered in central Marseille to greet Pope Francis as he traveled in his Pope mobile to hold a open-air mass for thousands of worshipers at the Mediterranean city's Stade Velodrome on September 23.His 27-hour trip has been dominated by migration issues. On Saturday morning, Francis spoke out in favor of welcoming migrants in a long speech that concluded a church conference on Mediterranean issues in Marseille, a French port that for centuries has been a crossroads of cultures and religions.