Fullerton, June 25 -- World Junior Championship silver medallist Tanvi Sharma and Thailand Masters champion Devika Sihag registered comfortable wins to kick off their US Open campaign in style here on Wednesday.

Tanvi defeated Yvonne Li of Germany 23-21, 21-16, while Devika beat Ines Lucia Castillo of Peru 21-14, 21-14 in the women's singles first round, according to a release.

In the first of the two all-Indian clashes, up-and-coming Rounak Chouhan defeated former world junior silver medallist S Sankar Muthusamy 23-21, 21-16. Fifth seed Kidambi Srikanth then dominated the match against compatriot D Saneeth to win 21-14, 21-12 in just 30 minutes.

Also advancing to the next round were Rakshitha Sree in women's singles and the mixed doub...