In today’s Hot Topics, the co-hosts weigh in on Sen. Mitt Romney’s retirement and Rep. Nancy Pelosi’s response to whether Vice Pres. Kamala Harris is a good running mate. Sisters Idina Menzel and Cara Mentzel discuss their new children’s book, “Proud Mouse,” which encourages kids to explore their identity and embrace what makes them different from their siblings. Learn more about your ad choices. Visit megaphone.fm/adchoices