<p>World number one Tai Tzu-Ying fought back from behind to beat Indian star PV Sindhu in three games at badminton's World Tour Finals in Bangkok Wednesday.</p>.<p>The 26-year-old Taiwanese lost the first game 19-21 against Sindhu, the Rio Olympics silver-medallist, before regrouping to win it 19-21, 21-12, 21-17 in 59 minutes.</p>.<p>"It was a good match, there were no easy points," said Tai, who will face another tough assignment in her second round-robin match against Thailand's former world champion Ratchanok Intanon.</p>.<p>Elsewhere Carolina Marin, looking for her third straight trophy of badminton's three-tournament restart, held in a biosecure "bubble", dispatched Russia's Evgeniya Kosetskaya 21-19, 21-14 in 40 minutes.</p>.<p>"The first game was tough after winning two back-to-back titles," said the reigning Olympic champion.</p>.<p>"Sometimes for your mindset, it's tough to be ready again for a new week, a new match and a new tournament."</p>.<p>The delayed 2020 season finale, starting Wednesday, is the third behind-closed-doors tournament in three weeks in Bangkok as badminton resumes after months of coronavirus cancellations.</p>.<p>The top eight players in each discipline are contesting this week's tournament, although China and Japan had to pull out because of coronavirus problems.</p>.<p>Despite the strict biosecurity arrangements, four people inside the tournament "bubble" have tested positive, including two players who were forced to withdraw.</p>
<p>World number one Tai Tzu-Ying fought back from behind to beat Indian star PV Sindhu in three games at badminton's World Tour Finals in Bangkok Wednesday.</p>.<p>The 26-year-old Taiwanese lost the first game 19-21 against Sindhu, the Rio Olympics silver-medallist, before regrouping to win it 19-21, 21-12, 21-17 in 59 minutes.</p>.<p>"It was a good match, there were no easy points," said Tai, who will face another tough assignment in her second round-robin match against Thailand's former world champion Ratchanok Intanon.</p>.<p>Elsewhere Carolina Marin, looking for her third straight trophy of badminton's three-tournament restart, held in a biosecure "bubble", dispatched Russia's Evgeniya Kosetskaya 21-19, 21-14 in 40 minutes.</p>.<p>"The first game was tough after winning two back-to-back titles," said the reigning Olympic champion.</p>.<p>"Sometimes for your mindset, it's tough to be ready again for a new week, a new match and a new tournament."</p>.<p>The delayed 2020 season finale, starting Wednesday, is the third behind-closed-doors tournament in three weeks in Bangkok as badminton resumes after months of coronavirus cancellations.</p>.<p>The top eight players in each discipline are contesting this week's tournament, although China and Japan had to pull out because of coronavirus problems.</p>.<p>Despite the strict biosecurity arrangements, four people inside the tournament "bubble" have tested positive, including two players who were forced to withdraw.</p>