Kaushik Raj, a 27-year-old journalist from Delhi, was all ready to live his American dream with a $100,000 (approximately Rs 89 lakh) scholarship in hand to pursue a master's degree in data journalism at Columbia University. But all his plans came crashing down when the United States' immigration department denied his student visa. Raj, who completed all the visa formalities, including the interview, believes the rejection was linked to his social media activity. Under the Donald Trump administration, social media vetting has become an integral part of the visa selection process. Speaking to The Washington Post, Raj claimed he wasn't...