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

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.

A federal judge ruled this week that the government could not continue to hold the Columbia University graduate under the rarely invoked law it originally used to detain him.