Mexican farmers and activists hold up machetes and corn stalks during a march protesting the government's plan to take their land for a new airport, at Reforma Avenue in Mexico City September 8, 2014. Mexico's government on Wednesday unveiled the winning design for a new, futuristic, spider-shaped airport for the capital that will ease delays and boost capacity at a cost of 120 billion pesos ($9.17 bln) in public and private funding. REUTERS/Henry Romero (MEXICO - Tags: SOCIETY TRANSPORT CIVIL UNREST AGRICULTURE)