Political analyst Mark Halperin’s new book, "How to Beat Trump: America's Top Political Strategists On What It Will Take," sold 502 copies during its first week, according to an industry analysis. Halperin served as an NBC senior political analyst and frequent MSNBC "Morning Joe" panelist until Oct. 2017, when five women accused him of sexual harassment while at ABC News in the early 2000s. NBC dismissed the "Game Change" author shortly thereafter. "During this period, I did pursue relationships with women that I worked with, including some junior to me," Halperin said following his firing. "I now understand from these...