The United States has responded to the claims of a Kashmiri photojournalist that she was not allowed to travel to U.S. On Oct 17, Sanna Irshad Mattoo, who won the Pulitzer for her COVID-19 coverage for Reuters, tweeted that she as stopped by immigration authorities at Delhi airport despite having a valid visa and a ticket. She alleged that she was not allowed to travel to U.S to collect her award. The U.S has now said it is closely tracking the developments. Watch this video for more.