ENGLEWOOD, Colo.--(BUSINESS WIRE)--The Western Union Company (NYSE:WU), a leader in global payment services, in collaboration with the MTN Group, a multinational mobile telecommunications company servicing 229,2 million customers in 22 countries, today announced the launch of a new mobile money transfer service in Rwanda and Ivory Coast. The new service allows MTN customers in both countries to receive a Western Union Money Transfer® transaction in their mobile wallet. Senders may choose to sen