There was some symmetry about the fourth-round exits of top-ranked Andy Murray and Angelique Kerber at the Australian Open.
Both had the top seeding for the first time at a Grand Slam tournament. Both went out on the same court and, at least on paper, the same day.
It was tough at the top on Sunday: Five-time finalist Murray lost 7-5, 5-7, 6-2, 6-4 to No. 50-ranked Mischa Zverev in the afternoon match on Rod Laver Arena, and defending women's champion Kerber lost 6-3, 6-2 to CoCo Vandeweghe in an upset that finished at six minutes past midnight.
It was the first time since the French Open in 2010 that both top-seeded players went out in the same round. In the...