Sabalenka is +350 to win a third straight US Open after taking the 2024 and 2025 titles.Coco Gauff and Iga Swiatek follow at +450 each, both former champions without a repeat title.Gauff enters off a Cincinnati Open title while Sabalenka lost in the round of 16 there to Sara Bejlek.Jessica Pegula is next at +1000 after beating Swiatek in the Cincinnati semifinals and reaching the final. NEW YORK – Aryna Sabalenka opens the US Open women’s odds a…