[In this Wednesday, Jan. 18, 2017 photo, Syrian refugee men lift weights while practicing at a makeshift gym in Frakapor refugee camp on the outskirts of the northern Greek city of Thessaloniki. (AP Photo/Muhammed Muheisen)]BRUSSELS (AP) — The European Union's top migration official is urging EU countries to agree on a way to fairly distribute the load of migrant arrivals, as the bloc's plan to share refugees languishes.