Keys starts on a good foot takes opener in SC

CHARLESTON, S.C. — Madison Keys grabbed an early lead and breezed into the second round of the Charleston Open with a 6-4, 6-3 victory Tuesday over wild-card entry Emma Navarro, the 2021 NCAA singles champion whose father owns the green-clay tournament. With the temperature around 80 degrees, 2017 U.S. Open runner-up Keys went up 4-0. “Starting off on a good foot is really important normally,” said Keys, who won the Charleston title in 2019 and is seeded No. 9 this year, “but especially so when you’re playing someone young and someone in front of a home crowd.” She finished the…