Source:
APVIENNA, Austria - The head of the International Atomic Energy Agency warned Monday that he cannot determine whether Iran is hiding some nuclear activities, comments that appeared to reflect a high level of frustration with stonewalling of his investigators.
IAEA head Mohamed ElBaradei said Iran's stonewalling of his agency was a "serious concern."
"Iran needs to give the agency substantive information" to clear up suspicions, he said at the start of a 35-nation board IAEA meeting, in comments made available to reporters.
Diplomats at the gathering described ElBaradei's comments as unusually blunt.
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