New Delhi, Nov. 27 -- The Delhi high court on Wednesday issued notice in Indian-origin British professor Nitasha Kaul's petition challenging the Centre's decision to blacklist her from entering India and cancelling her Overseas Citizen of India (OCI) status. The Centre on March 6 had revoked her OCI card citing alleged anti-national activities. A bench of justice Sachin Datta sought Centre's response on her petition and also on her interim relief to stay the March 6 decision and permit her to come to India for three weeks to meet her ailing mother. The matter will be next heard on January 28. In her petition, Kaul said that the March 6 OCI cancellation order and the undisclosed purported blacklisting order are devoid of any legal or factual...