A man has been arrested following a serious attack in a Luton hotel on Sunday evening.
Beds Police received reports that a man was acting suspiciously in the Hampton Hilton hotel near Luton Airport shortly after 9pm.
Officers attended and a man was found with serious head injuries.
A 21-year-old man from Latvia was arrested at the scene and was taken to Luton Police Station for questioning.
The air ambulance attended and a man in his 40s was taken to hospital where he remains in a critical condition.
Anyone with information is asked to contact police on 101, or call Crimestoppers, anonymously, on 0800 555 111.