RUSSIA
MAXIM SHEMETOV/REUTERS
Moscow—President Vladimir Putin, seen before a meeting on March 31, was among the biggest names caught up in a massive leak of documents known as the Panama Papers, which comprise more than 11 million files from Panama-based law firm Mossack Fonseca. Although Putin was not mentioned by name, The Guardian reported the files reveal a network of offshore deals and loans worth $2 billion leading to the Russian president via some of his closest friends.More than 100 news outlets collaborated on investigating others caught up in the leak, including Ukrainian President Petro Poroshenko and Prime Minister Sigmundur Davio Gunnlaugsson of Iceland.