World number one Novak Djokovic returned to winning ways with a straight-set victory against Australia's Bernard Tomic to reach the Miami Open third round.
Serbia's Djokovic, who lost in the third round at Indian Wells last week, beat Tomic 7-6 (7-2) 6-2.
The 31-year-old is aiming for a record seventh title in Miami and faces Argentina's Federico Delbonis next.
Britain's Dan Evans plays Canada's Denis Shapovalov later on Saturday.
"I've had quite a lot of court time between [my] Indian Wells loss in singles and now, tonight's match," said 15-time Grand Slam champion Djokovic.
"I've worked on everything I need to work on.