article_snippet: But that hasn't changed Democrats who spoke with Politico  position on the core issue, Democrats who spoke with Politico 've said. 'a letter to Iran notifying the country's leaders’s incredibly unfortunate and inappropriate,' Heitkamp said.'That doesn’t diminish my support for the legislation that we introduced.'
article_snippet: Freshman Sen. Tom Cotton of Arkansas, pictured here last Wednesday on Capitol Hill, authored the missive to Tehran .
article_snippet: Meanwhile, Republicans who did sign a letter to Iranian leadersTehran .
article_snippet: I stand by a letter to Iranian leaders,' National Republican Senatorial Committee Chairman Rodger Wicker said on NBC's Meet the Press. '
article_snippet: I don’t think it was a mistake,' Senate Majority Leader Mitch McConnell said of the message to Tehran. '
article_snippet: Arkansas Sen. Tom Cotton, the author of the GOP letter, said on CBS' Face the Nation that 'Iran’s leaders needed to hear the message to Tehran loud and clear.' '
article_snippet: Iran’s leaders are not hearing the message to Tehran,' Senate Majority Leader Mitch McConnell told show host Bob Schieffer.
article_snippet: Secretary of State John Kerry, who has primarily led talks with Tehran on behalf of the U.S., lambasted letter signers on Sunday, saying, 'I’ve never seen anything like this.'