Among the assets eyed by the prosecutors are several American mosques and a New York skyscraper owned by the Alavi Foundation and the Assa Corporation.

VOA: standard.2009.11.15

The Alavi foundation disputes the allegations, but says it is cooperating with investigators.

VOA: standard.2009.11.15

On November 12 2009, the federal government moved to seize four mosques and a New York City skyscraper owned by the Alavi Foundation, a group allegedly under the direct control of the Iranian government.

CENTERFORSECURITYPOLICY: Has CAIR violated the Iranian Assets Control Regulations?

The investigations have delved into billions in funds shifted illegally through the U.S. banking system, a China-based procurement network for materials used in Iran's missile and nuclear programs, and the U.S.-based Alavi Foundation, which federal prosecutors allege has been a front for the Iranian regime, financed by income from a Fifth Avenue office tower and guided by Iran's ambassadors to the UN.

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