[Migrant men shows used tear gas canisters apparently used by Macedonian police during yesterday riots at the fence of a makeshift camp in the northern Greek border point of Idomeni, Greece, Monday, April 11, 2016. More than 12,000 people have been stuck at the Idomeni border point for more than a month hoping that it would reopen. (AP Photo/Amel Emric)]ATHENS, Greece (AP) — The Latest on issues involving migrants in Europe (all times local):