Sanders Supporters Were Soundly Duped

Sanders, who ran for president as a member of the Democratic Party, said "of course" it bothered him that Clinton said he sold a "false promise" to his supporters [but said] his supporters should still vote for her.

  The Hill

He's not talking about the promise to take his campaign all the way to a win.

Hillary Clinton’s campaign announced Sunday night that it had canceled tentatively planned events with Sen. Bernie Sanders (I-Vt.) for Monday.

[...]

Though unclear if it’s related, the schedule change comes a few days after audio from a February fundraiser leaked that made public Clinton’s take on fans of her then-rival Sanders, whom she suggested were overly idealistic.

"There’s just a deep desire to believe that we can have free college, free healthcare, that what we’ve done hasn’t gone far enough, and that we just need to, you know, go as far as, you know, Scandinavia, whatever that means, and half the people don’t know what it means but it is something that they deeply feel,” she said.

[...]

"Well, I agree with her, what she is saying," Sanders said on CNN's "State of the Union." 

The false promise Bernie made to his supporters was that he was determined to take their platform to the White House when in fact what he was doing was taking them to Hillary.

...but hey, do what you want...you will anyway.