Russian Olympic champion Alina Zagitova built a healthy lead in Friday's women's short program at the Rostelecom Cup, while Yuna Shiraiwa had the best showing by a Japanese skater by placing fifth.Zagitova, who won gold at February's Pyeongchang Olympics, nailed her signature triple lutz-triple loop combination for 80.78 points at the fifth ISU Grand Prix of Figure Skating event of the season.Fellow Russian Sofia Samodurova was second with 67.40, while Switzerland's Alexia Paganini skated to third.The 16-year-old Shiraiwa earned 60.35 points after under-rotating both jumps in her opening tr…READ FULL ARTICLE