Brad Gilbert

Coco Gauff defeats Maria Sakkari in Washington for her fourth title. Dan Evans wins the men’s final

Away from a tennis court, Coco Gauff is still, in some ways, a typical teen, rolling her eyes at receiving FaceTime calls from a younger sibling — “I’m at press right now, Bro” — and her father — “Oh, my God” — while two versions of the DC Open trophy she earned Sunday sat on the table in front of her.