Miami Open WTA results

Following are the results from Tuesday's opening day of the WTA Miami Open (prefix number denotes seedings):

First round

Monica Niculescu, Romania, bt Shelby Rogers, United States, 7-6 (7-1), 6-1

Catherine Bellis, United States, bt Indy De Vroome, Netherlands, 6-2, 6-2

Anna Schmiedlova, Slovakia, bt Polona Hercog, Slovenia, 6-3, 6-2

Madison Brengle, United States, bt Aleksandra Krunic, Serbia, 6-0, 6-2

Karin Knapp, Italy, bt Katerina Siniakova, Czech Republic, 6-2, 6-0

Paula Badosa Gibert, Spain, bt Petra Cetkovska, Czech Republic, 6-1, 6-1

Kaia Kanepi, Estonia, bt Francoise Abanda, Canada, 6-2, 6-3

Johanna Larsson, Sweden, bt Yaroslava Shvedova, Kazakhstan, 6-4, 7-6 (7-4)

Kristina Mladenovic, France, bt Klara Koukalova, Czech Republic, 6-4, 6-4

Tereza Smitkova, the Czech Republic, bt Natalia Vikhlyantseva, Russia, 0-6, 7-5, 6-2

Bojana Jovanovski, Serbia, bt Mona Barthel, Germany, 3-6, 6-3, 6-2

Kurumi Nara, Japan, bt Ajla Tomljanovic, Croatia, 6-4, 6-3

Endi