BUENOS AIRES, Argentina (AP) — Argentine Football Association boss Claudio Tapia appeared before a Buenos Aires court on Thursday for allegedly failing to pay social security taxes. It was the first court appearance for Tapia amid multiple investigations into his assets and the financial management of the AFA. Tapia arrived at the federal courthouse in a van with his lawyers and entered the building amidst a swarm of journalists. He made no statements. Federal Judge Diego Amarante, specializing