By Matt Hladik Sue Bird and Megan Rapinoe are two of 40 prominent athletes who signed an open letter protesting a recently-proposed anti-trans sports ban that has reached the House of Representatives. The letter addresses the “Protection of Girls and Women in Sports Act,” otherwise known as HR 734. According to Congress.gov, the bill “generally prohibits school athletic programs from allowing individuals whose biological sex at birth was male to participate in programs that are for women or girls.” Rapinoe, Bird and the 38 other professional, Olympic and Paralympic athletes who endorsed the le…