Rio Olympic Silver Medalist P V Sindhu has entered the Quarter-finals of the Women's Singles at the All England Open badminton championships. In the second round in Birmingham today, Sindhu defeated Dinar Dyah Ayustine of Indonesia in straight games – 21-12, 21-4.Two other Indian hopes – Saina Nehwal and H S Prannoy are also scheduled to play their second round singles matches today. Kidambi Srikanth bowed out of the Men's singles yesterday losing to Zhao Junpeng of China in three games 19-21,21-19 12-21.