colt Telecom Group plcs fourth German digital fiber-optic network is lit in Berlin, and

colt Telecom Group plc`s fourth German digital fiber-optic network is lit in Berlin, and construction is under way on another network in Zurich. The Berlin network is 21.5 fiber-km and covers the main business areas in the central part of the city. Another 1.5 fiber-km will be added by year-end. In Zurich, it is expected that the 17-km network will go live in the second quarter of 1998. colt intends to expand its existing networks in the United Kingdom, Germany, and France, as well as develop new networks in major metropolitan markets in other European countries.