Samsung poaches BlackBerry executive; Vodafone signs network sharing deal with Wind Hellas

> Samsung Electronics appointed a former BlackBerry executive, Rob Orr, to head up part of its European business. Release

> Saudi Telecom faces challenges as declining profitability forces a rethink on costs and competitive strategy. Article

> Sky Deutschland is teaming with Vodafone Germany for Internet TV service. Article

> Vodafone Greece signed a 2G/3G network sharing agreement with Wind Hellas, but will retain control of its LTE network. Release

> Etisalat Egypt launched a mobile commerce service across the country to provide its customers with access to banking services, many for the first time. Release

> Thirteen companies, including Etisalat and Turkcell, have expressed interest in buying Dubai Holding's 35 per cent stake in Tunisie Telecom. Article

And finally… Facebook gives a British man $20,000 for spotting a security bug. Article