Police at the scene of a Hammer attack on two women in New Eltham, south east LondonCredit:Grant Falvey/London News Pictures Ltd A man has been arrested after a mother and daughter were left fighting for their lives in allegedly unprovoked hammer attack on them in the street.Joe Xuereb, 27, was arrested last night after police said he was being hunted on suspicion of carrying out the vicious beating in Adderley Gardens, Greenwich, south-east London, on Sunday.Officers were called at 12.10pm on Sunday to find the women, aged 64 and 30, suffering from devastating injuries “consistent with a violent assault”, Scotland Yard said.They were taken to south London hospitals where they are in a critical condition.A hammer was recovered from the scene which was “believed to have been used in the assault”, a police spokesman said.Detectives took the unusual step of naming Xuereb last night and confirmed he had been arrested on suspicion of attempted murder.A man was arrested after a woman spotted him and followed him in her car, they said., Scotland Yard said.Earlier neighbours described hearing a scream and later seeing the pavement covered in blood.Bob Gover, 69, who called an ambulance after the attack, heard a scream outside his window as a passer-by saw the mother and daughter with devastating injuries.The retired TV engineer said: “I heard a bit of a commotion, I looked outside and there was about half a dozen people out there. Want the best of The Telegraph direct to your email and WhatsApp? Sign up to our free twice-daily Front Page newsletter and new audio briefings. “I went out there and I saw blood on the face of one of them and I knew something had happened so I ran inside and phoned for an ambulance.”One of them was moving at the time and sitting in an upright position with somebody holding her up, while the other one was laying down.”They were both covered in blood.” The younger woman’s partner was at her side attempting to comfort her when the ambulance arrived, he said.One woman, who lives nearby but asked not to be named, said: “It’s just awful.”I don’t think they were from here. I heard they were just walking through.”She added: “I heard a lot of screaming, but didn’t see what happened.” Xuereb, who is reported to live on the road where the assault took place, is thought to have mental health issues, police said last night. They had earlier said that he should not be approached by members of the public.