Smugglers in sunglasses and muscle shirts reclined on withering patches of grass in a tree-covered plaza, blending into clusters of migrants and offering them “safe” trips into the United States. But on this sweltering day, there were no takers. None of the Mexicans hoping to reach the United States could pay the $3,000 the smugglers demanded to hide them in a car and drive them across the border, a trip that just weeks ago cost $2,000. Full Story