Fierce Network Broadband Nation Expo Fierce Technology Events Sensors Converge Advertise About Us Broadband Cloud Wireless Resources Podcasts Surveys Webinar Whitepaper Events Subscribe Broadband Cloud Wireless Resources Podcasts Surveys Webinar Whitepaper Events Subscribe Fierce Network Broadband Nation Expo Fierce Technology Events Sensors Converge Advertise About Us Wireless SPOTLIGHT: O2 unit taps Key as CEO Nov 30, 2007 6:59am Telefonica's mobile unit, O2 Europe has announced that CEO Peter Erskine will step down and Matthew Key, the current CEO of O2 U.K. will lead the entire unit. Article (WSJ sub. req.)