Speaking at an informal European Union summit in Salzburg, Austria, Maltese Prime Minister Joseph Muscat told the Today programme: "I think most of us would welcome a situation where there is the possibility of the British people putting things into perspective, seeing what has been negotiated, seeing the options and then deciding once and for all".
Mr Tusk, the European Council president, publicly dismissed her carefully crafted plan a the two-day summit, telling reporters that despite having some positive elements the blueprint "will not work".
Former cabinet minister Stephen Crabb added that European Union leaders had sought to "belittle" Mrs May and said behaviour of that kind pushed Remainers like himself towards wanting to leave the bloc as soon as possible.
On the subject of a second referendum vote, she said she would "not break up my country or disrespect the referendum result". But Britain rejects the EU's proposed solution, which would keep Northern Ireland inside the bloc's customs union while the rest of the United Kingdom leaves.
But having flatly rejected the EU's thinking, Mrs May is then said to have delivered a hard message in a meeting with Irish PM Leo Varadkar yesterday morning.
"In plain English, this would..." Her Chequers plan also faces opposition from pro-Brexit members of her own Conservative Party, including former Foreign Secretary Boris Johnson, who say it would keep Britain tethered to the bloc, unable to strike new trade deals around the world. Experts have warned that a hard border would be inevitable because the border would become an external frontier of the EU's boundaries. "A good relationship at the end of this process depends on it", she said.
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NBC 15 spoke to employees who work at a building next door who said they saw employees running from the neighboring building. Keely Arthur of CNN affiliate WISC said about 50 police cars and the Federal Bureau of Investigation are at the scene .
"Until we do, we can't make progress".
"But of course, language, detail, how you actually achieve those things I think any reasonable person who wants to get an agreement has to be willing to compromise on those things", he said, adding that a deal was in everyone's interest. You are our friends, our neighbours, our colleagues.
"It's not acceptable to simply reject the other side's proposals without a detailed explanation and counter proposals", May said in a televised statement.
Also now backing another referendum is the British in Europe coalition of campaign groups, which recently adopted the formal position that only remaining in the European Union is now likely fully to protect all of the rights of Britons overseas in the EU.
'We need serious engagement on resolving the two big problems in the negotiations.