Tags: Europe

A former UBS AG (UBSN.S) banker who helped U.S. authorities prosecute the Swiss bank in a tax fraud case has asked for permission to travel to France to comply with a subpoena in another investigation of the company, according a court document.

Two merchant ships and an Italian coast guard vessel went to the rescue of more than 600 migrants who sent emergency calls for help from their packed rubber boats near the Libyan coast on Saturday.

Ukraine and Russian-backed rebels fought fiercely across the east of the country on Friday despite a new peace deal brokered by Germany and France.