A New York Times editorial on December 9 warned that while "either side could undermine the November interim agreement, and with it the best chance in 30 years for a genuine thaw in Iranian-American relations, the more serious threat seems to be on the American side."
The Times' concern was that some Congressional Democrats would collaborate with pro-AIPAC Republicans to pass new sanctions on Iran - a violation of the interim deal that would likely blow up the diplomatic process - or to pass legislation that would try to tie the hands of American negotiators from reaching a realistic long-term deal with Iran: