05/05/2015
https://www.congress.gov...
"Iran cannot create a facility or enrich uranium or plutonium out of the thin air."
"A Congress that sought greater unity with President Obama would help to strengthen our country for the struggles that are inevitably ahead with Iran."
"There have been concerns about what happens at year 10, year 15, year 20, under the deal."
"So it sounds to me like Iran could break the rules of this agreement, but they cannot break the rules of physics."