Authorities are treating the stabbing of a police officer at an airport in Michigan as an act of terrorism.
The suspect, Amor Ftouhi, 50, shouted “Allahu Akbar” (“God is greatest” in Arabic) before knifing the officer in the back and neck, said officials.
Lieutenant Jeff Neville is in a stable condition in hospital after Wednesday morning’s attack at Bishop International Airport in Flint.
Lt Neville helped take the suspect, a “Canadian”, into custody at the scene.
Security camera footage showed Mr Ftouhi loitering at the airport with baggage before pulling out a 12in (30cm) blade and carrying out the attack in a non-secured, public area.
Lt Neville was standing at the top of the escalators when he was approached from behind and knifed at shortly after 09:00 local time (13:00 GMT).
FBI agent in charge David Gelios told media the attacker exclaimed “Allah” and “you have killed people in Syria, Iraq and Afghanistan, and we are all going to die”.
Lt Neville wrestled Mr Ftouhi to the ground, according to police.
The FBI said the suspect appeared to be a “lone wolf” attacker.
Authorities said Mr Ftouhi was “co-operative” during questioning and had expressed “hatred for the United States”.
The accused is charged with an act of violence at an international airport that caused serious injury, and could face 20 years in jail.
Mr Ftouhi entered the US at Lake Champlain, New York, from Canada on 16 June, said the FBI.
Canadian media reported that police were carrying out a…