For many African migrants who set out on long and dangerous journeys to Europe, the end point is Huelva province in southwestern Spain. Here, strawberry fields spread for miles and miles and jobs are plentiful. Each year, thousands of seasonal workers cultivate the soil, plant seedlings, water and fertilize and harvest the crops.In Huelva, workers from sub-Saharan Africa often live in dense settlements of semi-permanent structures without electricity or running water. And many are haunted by the question of when—or whether—they'll finally receive the documentation they need to travel ...