The body arrived at Hyderabad's Rajiv Gandhi International airport and former Union Minister Bandaru Dattatreya was among those who paid tributes to him.
According to authorities in Kansas, Mr Koppu, 25, hailing from Telangana, was fatally shot during a suspected incident of robbery at a restaurant where he worked. He died shortly after being taken to a hospital on Friday.
Kansas City police announced a USD 10,000 reward for information leading to the suspect and released a brief video of the suspect inside the restaurant moments before the shooting.
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