SEMMERING – Mikaela Shiffrin held a slim lead after the opening run of women’s World Cup slalom Tuesday, putting Petra Vlhova’s five-race winning streak in danger.Shiffrin edged Michelle Gisin by two-hundredths of a second as the American three-time overall World Cup champion positioned herself for a first win in her strongest discipline in 12 months.Katharina Liensberger was 0.32 behind in third, while the rest of the field, led by Liensberger's Austrian teammate Katharina Truppe, had more than half a second to make up on Shiffrin in the second run.Vlhova, who won all five slaloms since Shiffrin last triumphed in Lienz a year ago, lost time at each split and the overall World Cup leader from Slovakia finished 0.89 behind in sixth.All 28.