26 March,2013 09:18 AM IST | | AFP
Sharapova, who won the title last week at Indian Wells, will next take on Czech Klara Zakopalova for a quarter-final.
Russia's Maria Sharapova celebrates a point against Elena Vesnina during the Miami WTA event in Florida on Sunday. Pic/AFPu00a0
The Russian star has never won the Miami title, although she's reached the final four times.
In hot, humid, windy weather, Vesnina started strong, breaking Sharapova to take a 3-1 lead in the opening set. Sharapova responded by winning 11 of the next 14 games to secure a straight-sets victory.
