NEW DELHI :The hacker who leaked sensitive personal data held by Indian health insurer Star Health last year has taken responsibility for sending death threats and bullets to the company's chief executive and finance head. The hacker, who goes by the alias "xenZen", described their reprisals against Star Health and Allied Insurance Company in a March 31 email to Reuters. The news agency is reporting them for the first time. Star Health, India's biggest health insurer, has faced criticism from