SOUTH BERWICK, MAINE — Unlike Saturday at Xaverian, the Northeast 7v7 North regional in Maine had nothing but clear skies and hot, sunny weather. It was a smaller group, but no less competitive, as the 20-team field showed off tremendous skill the whole day on Sunday. In the end, Thornton Academy of Maine defeated Milton in a back-and-forth final. Here’s what we saw. Thornton Academy was super all day. The……