A federal judge says the Trump administration can continue to detain Columbia University protester Mahmoud Khalil on allegations that he lied on his green card application.

A judge says the Trump administration can detain Columbia activist Mahmoud Khalil for allegedly lying on his green card application — after ruling he can't be jailed for foreign policy reasons.

The judge ruled earlier this week that Marco Rubio’s grounds for Khalil’s detainment were likely insufficient and unconstitutional.