As Brexit vote looms, U.S. banks review their European commitments

By Anjuli Davies and Rachel Armstrong LONDON (Reuters) - If Britain votes to leave the European Union in June, some U.S. banks could give up parts of their business in the bloc altogether. The option is an extreme scenario under consideration by some Wall Street firms if the terms of an exit, currently a matter of speculation, leave financial services companies in Britain unable under their current set-ups to do business inside the EU, according to discussions Reuters had with several U.S. banks