Three released after man found with injuries in Luton
Three people arrested after a man was found with life-threatening head injuries in Luton have been released without charge.
A 51-year-old Polish man is in a criticial condition in hospital after being found at a house on Stockwood Crescent on Tuesday.
Three people arrested on suspicion of attempted murder and grievous bodily harm will face no further action.
Two men arrested for the same alleged offences remain in custody.
Police were earlier granted more time to question the men by magistrates in Luton.
Four men and a woman were arrested after officers were called to a disturbance at the house at 20:30 BST on Tuesday.
Detectives are continuing to appeal for witnesses.