American Serena Williams reacts during on the way to a three-set second-round victory over Sweden's Rebecca Peterson at the WTA and ATP Miami Open GETTY IMAGES NORTH AMERICA/AFP
MIAMI: Serena Williams survived an "irresponsible" second set lapse on Friday to see off Sweden's Rebecca Peterson 6-3, 1-6, 6-1 in her second-round opener of the WTA and ATP Miami Open.