Ukrainian authorities have arrested five key suspects in a massive international bank fraud ring that used malware to steal at least $70 million from small businesses, municipalities, churches and others in the U.S. The five are alleged to be part of a multi-national ring that includes about 60 other suspects who were arrested this week in the U.S. and the United Kingdom for their roles in schemes that used the Zeus malware to infect computers and steal bank log-in credentials from more than 300 victims in the U.S. The ring attempted to steal $220 million from bank accounts, but have only succeeded ...