Taylor Fritz

MELBOURNE, Australia — Taylor Fritz showed just how dramatically life has changed for both he and Jenson Brooskby since their last Grand Slam meeting when Fritz took less than two hours to clinch their first-round match at the Australian Open.

Fritz is seeded fourth, was the U.S. Open runner-up last year and helped the U.S. team win the United Cup in Sydney last week.

He needed just 1-3/4 hours for a 6-2, 6-0, 6-3 win on John Cain Arena Tuesday against fellow American Brooksby, who...