Article Title: Going too far | Will Columbia University’s Mahmood Khalil Be Deported for His Political Activism?
Snippet of Article: "U.S. Department of Homeland Security’s immigration agents arrested Columbia University student Mahmoud Khalil for alleged ties to Hamas, a terrorist organization. ...As part of the application process, immigration authorities consider whether the person has said or written anything that might be regarded as dangerous or against U.S. interests.
Because a green card has limited privileges, it may be revoked. ..."
Source: www.findlaw.com