American swimmer Katie Ledecky on Wednesday won gold in the Tokyo Olympics women’s 1,500-meter freestyle. Ledecky, 24, of Washington, touched the edge after 15 minutes, 37.34 second—well behind the world record run she completed three years ago, but enough to finish first. When Ledecky saw the “1” beside her name, she wasn’t so concerned about the time that went along with it. Maybe for the first time in her entire career, she wasn’t consumed with being better than she was the last time. She could see the value of being good enough. “I’m always striving to be my best, to be better than I have been,” Ledecky said. “But it’s not easy when your times are world records in some events. You can’t just keep dropping time every single swim.” Team USA’s Erica Sullivan, 21, of Nevada, won silver, coming about four seconds behind Ledecky. Germany’s Sarah Sohler took third, finishing …