Spare us the faux outrage.

Via Politico:

Secretary of State John Kerry says he’s in “utter disbelief” over the letter to Iranian leaders led by Sen. Tom Cotton of Arkansas and signed by 46 other Republican senators, warning any Iranian nuclear deal reached with the U.S. could be revoked by the next president or modified by Congress. […]

He said senators have the right to voice dissent but doing so in a letter to foreign leaders was “quite stunning.”