BRUSSELS (AP) — British Prime Minister Theresa May, who will be traveling to European Union headquarters to seek an elusive breakthrough in Brexit negotiations, was told Tuesday on the eve of the talks that her most important demand is not even up for discussion. EU Commission spokesman Margaritis Schinas said "the EU27 will not reopen the withdrawal agreement," a condition that many British lawmakers have insisted upon before they will back a deal to have Britain leave the bloc on March 29. With time getting tight and British legislators growing increasingly uneasy over the government's Brexit plans, May is still looking to change the deal's legal phrasing to make sure that the conditions she agreed to on the border with EU member Ireland would bind the UK only temporarily. The EU refuses to budge and says the 585-page legal Brexit agreement is a take-it-or-leave-it document.Read more on NewsOK.com