The Panamanian flag waves in Panama City, Panama, on Tuesday, April 5, 2016. For decades, Jurgen Mossack and Ramon Fonseca have been the go-to guys in Panama for international investors looking to put their money in far-flung places. Reports now allege their firm played a critical role in helping political leaders around the world move money offshore. Photographer: Susana Gonzalez/Bloomberg via Getty Images