Renowned documentary filmmaker S Krishnaswamy, a Padma Shri awardee, passed away in Chennai at 87 due to heart complications. Over a career spanning six decades, he documented India's political, cultural, and historical journey, earning international acclaim for works like 'Indus Valley to Indira Gandhi,' which was distributed by Warner Bros. His filmography also included sensitive subjects like Operation Blue Star and the Sri Lankan ethnic conflict, showcasing his commitment to in-depth, balanced storytelling.