PV Sindhu's grand welcome, but why people are curious about her caste? | Master Stroke

People lined up outside the arrival lounge at the Indira Gandhi International (IGI) Airport and cheered and clapped as PV Sindhu, the first Indian woman to win medals in successive Olympic Games, walked out on Tuesday.

But why people are curious about PV Sindhu's caste?

Have a look at the video to know more.