Venus Williams became the second-oldest woman to win a tour-level singles match in professional tennis, delivering some of her familiar big serves and groundstrokes at age 45 while beating Peyton Stearns — 22 years her junior — by a 6-3, 6-4 score at the DC Open on Tuesday night.

Naturally, Venus Williams’ return to competitive tennis at the DC Open has sparked questions about whether her sister Serena might, too.