U.S. Blocks Iran's Access to $6 Billion from Prisoner Swap to Prevent Terrorism Funding

U.S. and Qatar agree to block Iran's access to $6B from prisoner swap deal.

Deputy Treasury Secretary told House Democrats that access will be blocked.

Bipartisan pressure on Biden administration to block Iran's access to the money.

Money could be used by Iran to fund terrorism, critics say.

Unclear how blocking access affects future deals to release detained Americans.