They've been crossing the border by the thousands since early morning, first the cleaning women, nannies and construction workers, and then the smugglers. They all want to get out of Spain, if only for a few hours. There is work across the border, in the British overseas territory of Gibraltar, and work spells hope for a better life. By around 11 a.m. on what promises to be a hot early summer's day, the traffic jam on the Spanish side already stretches from the border, across the coastal road and back to the town hall, where Mayor Gemma Araujo is holding down the fort in her office on the second floor, which has a view of the caravan of commuters. Araujo is 33, a Socialist and the first woman in her position. It's not exactly the most rewarding job in Spain. A "crisis tsunami" has reached...