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If Gracie Gold wins the women’s title on Saturday night, she’ll be the eighth different face atop the podium in 10 years. And if Polina Edmunds and Mirai Nagasu hold on to their places after the short program, they’ll present the US Figure Skating Association’s selectors with a dilemma when they vote on the three-woman team for Sochi. If Ashley Wagner, the two-time champion, were to finish among the top five (she’s fourth going into the free skate), she’d likely be named to the squad But if she has a meltdown the committee would have difficulty explaining why they left off a medalist if they tap Wagner on Sunday. The intriguing variable is the 15-year-old Edmunds who has the most difficult technical long program.