“I believe the threat has become greater, not lesser,” Rep. Mike McCaul said.
“If the Iranians renege, if they cheat, then the deal is off," lawmaker said.
"I wouldn’t begin the process by conceding anything on enrichment,” Schiff said.
This news follows a short-term deal meant to slow Iran's nuclear program.
Obama said the chances of a permanent nuke deal with Iran are at best no more than even odds.
The report suggests Pentagon officials may have misled lawmakers on the 2011 purchase of helicopters.
The defense secretary arrived despite tensions with the U.S.-backed Afghan regime.
The statement marks another milestone in the effort to remove Bashar Assad’s stockpiles.
Defense hawks want end to sequester, but conservatives want cuts.