engine - 2:42 pm on Jun 12, 2013 (gmt 0)
The EU's Justice Commissioner has written to the US attorney general, questioning him about America's data surveillance programme, Prism.
Viviane Reding wrote that she was concerned America's efforts "could have grave adverse consequences for the fundamental rights of EU citizens".
A series of leaks suggest major tech firms have passed information to the National Security Agency, the US government's snooping organisation.
Experts say they could now be sued.
Europe's Commissioner Demands Answers Over PRISM Data Surveillance [bbc.co.uk]