By Kaisar Andrabi On 2nd June, 28-year-old, Pulitzer Prize-winning Kashmiri photojournalist – Sanna Irshad Mattoo was stopped by immigration officials at New Delhi Airport from flying to Paris. They did not give her any reasons. She was scheduled to attend the book launch event in the French city of Arles. Mattoo was also going to attend a photography exhibition as one of the 10 winners of Serendipity Arles Grant 2020. “I was scheduled to travel from Delhi to Paris today for a book launch and photography exhibition as one of 10 award winners of the Serendipity Arles grant 2020. Despite procuri…