"FILE- In this March 2, 2012, file photo U.S. Sen. Olympia Snowe speaks at news conference in South Portland, Maine. Snowe, who has cited Washington's partisan atmosphere as the reason she is stepping down this year, has a deal with Weinstein Books for a publication due out in the spring. Weinstein is billing the book, currently untitled, as a ""memoir and call to action."" (AP Photo/Robert F. Bukaty, files) Photo: Robert F. Bukaty, Associated Press / AP"