Germany and Finland say they are "deeply concerned" after an undersea cable linking the countries was severed.The rupture of the 1,170km (730-mile) telecommunications cable - which is being investigated - comes at a time of heightened tension with Russia.

German and Finland have expressed deep concern over the discovery of a severed undersea cable between the countries through the Baltic Sea

"These problems do not happen in these waters without external intervention," said a spokesman for the Finnish grid management company Cinia