MIAMI GARDENS, Fla. (AP) — Facing the setting sun, Serena Williams tried to shield her eyes with her left hand as she hit a shot, lost the point and then waved in frustration at the bothersome glare. Later, after a seesaw victory in her first match at the Miami Open’s new site, she was able to joke about the unwanted spotlight. “A lot of photographers came,” Williams said. “I thought, ‘This must be good light.’ I thought about taking a selfie, but you’ve got to stay in the moment.” Williams played poorly for a stretch and was broken three times but steadied her game in the final set to beat Rebecca Peterson 6-3, 1-6, 6-1. She avoided a repeat of last year, when she was eliminated in the first round by Naomi Osaka. ADVERTISEMENT That was Williams’ farewell to Key Biscayne, where she won eight titles. Only Martina Navratilova and Steffi Graf have won any women’s tournament more times. Six-time men’s champion Novak Djokovic won his opening match under the lights, beating Bernard Tomic 7-6 (2), 6-2. With the Miami Open’s move to the Dolphins’ stadium complex, players are adjusting to the unfamiliar setting. The No. 1-ranked Osaka beat qualifier…