Imad Moustapha told CNN that Syria's decision came in the wake of recent "unfair and inaccurate" statements by U.S. officials that Damascus was allowing foreign fighters to cross Syria's border to aid in the insurgency in Iraq.
"This is actually the state of the affairs. Today, we are not cooperating with the United States," Moustapha told CNN's Wolf Blitzer.
At the same time, Syria is still willing to work with the United States on security issues, he said.
"We're not saying we will not do this anymore," Moustapha said. "We are saying that this is not happening today because of this state of affairs between us and the United States."

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