(Bloomberg) -- Before the Iowa caucuses, an ally of Bernie Sanders led a crowd in booing Hillary Clinton. This week, members of Team Clinton returned the favor.In the latest evidence that the 2016 election will never end, Clinton and two longtime allies have hammered Sanders over his ideology, his second-place finish in Iowa and his ability to get elected.Clinton, who said in January that Sanders was unlikable and insufficiently supportive of her nomination, hit him indirectly in an interview Thursday with talk show host Ellen DeGeneres.Without naming Sanders, she said she was concerned about candidates who promise too much.“We need to rebuild trust in our fellow Americans and in our institutions, and if you promise the moon and you can’t deliver the moon, then that’s going to be one more indicator of how, you know, we just can’t trust each other,” she said.She urged voters to ask themselves, “Who do you think can win? Because if you don’t win, you can’t govern.”In an MSNBC interview t...