The US is offering a $20 million reward for information on Iran's nuclear program. Washington is also prepared to provide travel assistance abroad, the State Department said. She said Iran is "the only non-nuclear weapon state producing highly enriched uranium," and experts estimate that this amount "could be enough for several nuclear weapons" if the enrichment process continues.

The US is offering a $20 million reward for information on Iran's nuclear program. Washington is also prepared to provide travel assistance abroad, the State Department said. She said Iran is "the only non-nuclear weapon state producing highly enriched uranium," and experts estimate that this amount "could be enough for several nuclear weapons" if the enrichment process continues.