Global markets tumble on Euro debt fears

Renewed concerns over the sovereign debt of Portugal and Ireland have sent France's Cac 40 index down 1.3%, and Germany's Dax 1% lower in early trading. European debt levels also weighed on Asian markets overnight, with the Nikkei 225 and Hang Seng each ending 1.1% lower. In the UK only one blue chip - Sage Group - has risen this morning. Man Group has fallen 2.4% to 214p after saying it expects pre-tax first half profits to halve compared to a year ago after investors pulled money from its funds. Elsewhere, Tullow Oil is down 1.7% at £12.73 after Uganda's government said it wou...