It was a year of frequent coaching changes for Raducanu. Having won the U.S. Open with Andrew Richardson, she replaced him with Torben Beltz just two months after winning the title. By April 2022, Beltz was out and Dimitry Tursunov, who had worked with Annett Kontaveit while she reached No. 2 in the world, was in.

Iga Swiatek tends not to waste time in the first week of Grand Slams. When the five-time Grand Slam champion dispatched Rebecca Sramkova 6-0, 6-2 in a clean hour at the Australian Open on Thursday, Swiatek was living a habit of advancing quickly through the early rounds.

Here are three questions after Iga Swiatek needed just an hour to advance to the third round of the. She'll face a familiar foe next.