Palestinian activist Mahmoud Khalil, who has been detained since his arrest in March, took the stand Thursday during a hearing on his immigration status.

A judge has granted a family visit for Mahmoud Khalil after immigration officials refused to allow the detained Columbia ...

The judge in the case, Michael E. Farbiarz, has yet to weigh in fully on the issues of free speech and due process as Mr.

The Columbia graduate student was supposed to attend the graduation celebration. Instead, he is in immigration detention, ...