Still, the Sanders team was determined to work with the Clinton camp to ensure as smooth a convention as possible. This report is based on multiple interviews with senior campaign officials in the Sanders and Clinton camps. In an attempt to foster as much unity as possible, the Clinton team encouraged their delegates in the states to become friends with the Sanders delegates long before the convention started. Sanders delegates arrived in Philadelphia “inflamed,” an aide said. Before the opening gavel, Sanders was booed during a meeting with his nearly 1,900 delegates when he urged them to help elect Clinton.

Source: Washington Post July 31, 2016 16:18 UTC