Indian Prime Minister Narendra Modi pays respect after the body of former President A.P.J. Abdul Kalam arrived at the Palam airport in New Delhi, India, Tuesday, July 28, 2015. Kalam, known as the father of the country's military missile program, died Monday after collapsing while delivering a lecture, a top state official said. He was 83. (AP Photo/Manish Swarup), APTOPIX