They said officials were concerned about the company's past penalties for money laundering, its complex international structure and what they viewed as a risk-taking culture. Regulators in the three countries declined to comment, or did not respond. The approaches to several regulators highlight how one of the world's largest crypto companies has struggled to overcome regulatory resistance to securing an EU licence. By Elizabeth Howcroft, John O'Donnell and Francesco Canepa PARIS/BERLIN, June 24 (Reuters) - ...