(CNN) Four weeks after the election, tensions between top operatives at the Donald Trump and Hillary Clinton campaigns erupted during a Harvard Kennedy School Institute of Politics discussion that was intended to record history by drawing out the internal deliberations of both campaigns. Facing off at long tables on opposite sides of the room during a two-hour panel, raw emotions on both sides exploded as operatives debated how Trump had won the divisive campaign. There were periods of calm, substantive discussion about data, metrics and target states, but many moments where tempers flared, with acrimony mirroring the 2016 race. Advisers on the opposing sides shouted over each other. Accusations of lying flew between them. There was lots of eye-rolling on both sides. Operatives snapped at one another for interrupting, as an air of mutual contempt settled within the room. Trump Campaign Manager Kellyanne Conway called members of Clinton's team "bitter."Donald Trump Campaign Manager Kellyanne Conway called members of Clinton's team "bitter"Joel Benenson pressed the Trump team to explain who their supporters want "to take America back from"
Chief Strategist Joel Benenson charged that the _ campaign was successful, in part, by sending a series of "dog whistles" and messages with racial overtones that appealed to white voters who believed the government favored minorities. Clinton won a majority of voters who were concerned about the economy, he said, while _ won more voters who believe minorities are favored in this country. Clinton adviser Mandy Grunwald said the _ campaign had operated in the world of "dark arts." There was also fierce criticism of the press by the _ campaign. "What hurt us was (the _ campaign) coming after her or the press picking at us," Palmieri said. _ won a majority of voters who were concerned about the economy, he said, while Trump won more voters who believe minorities are favored in this country.