The Army colonel in charge of that service’s review on opening roles to women in combat, sent an email instructing public affairs to uses photos of “average-looking women” in place of those who might be viewed as too pretty for the warzone. Army Col. Lynette Arnhart, who leads the team of analysts considering what combat roles to open to women, sent an email indicating that images of “nice looking” female soldiers could undermine their communication strategy, Politico reported, after obtaining a copy of the email. “In general, ugly women are perceived as competent while pretty women are perceived as having used their…