India, June 23 -- Mahmoud Khalil has criticised Columbia University for its silence on his arrest shortly after being released from immigration custody. Khalil, a graduate student of the university, flew back to the New York area Saturday, June 21, after spending 104 days in an Immigration and Customs Enforcement facility in Louisiana.

Meanwhile, videos on social media claimed to show Khalil joining a rally outside Columbia University soon after his release.

Take a look:

Khalil made his recent remarks while speaking to the media and supporters on the steps of the Cathedral of St. John the Divine in New York City, just a few blocks from Columbia. He said Columbia did not allow him to host the news conference at the university.

"It's of...