Campaign workers man the phones at the Romney headquarters Monday, Feb. 27, 2012 in Montpelier, Vt. Vermont holds its presidential primary next week, one of seven states across the country that will be voting on Super Tuesday. Vermont will send 17 delegates to the Republican convention. The state has not attracted visits from any of the major party candidates seeking the Republican nomination.(AP Photo/Toby Talbot)WASHINGTON (AP) – Romney wins Republican presidential primary in Vermont.