Key Facts

• A U.S. appeals court dismissed Mahmoud Khalil's petition on Thursday.
• Khalil was challenging his detention and deportation.
• The court said only immigration courts have jurisdiction, not federal courts.
• Khalil, detained last year, missed the birth of his first child.
• Khalil is a lawful permanent resident in the U.S., married to a U.S. citizen.
• Khalil's case involved challenging his deportation and arguing his detention was illegal.
• The court's decision allows for Khalil's possible re-arrest.
• Rights advocates claim the deportation campaign breaches U.S. free speech rights.