South Africa police on Monday evening boosted security at The Medi- clinic Hospital were former South Africa president Nelson Mandela is staying.
Security brigades was erected on Monday evening next to one of the entrances which is mostly being used by family members and some senior government officials.
Police officers also put a crime scene tape around the hospital and set up barriers where numerous journalists had been camped out, close to a busy street in Arcadia. The metro police officers ordered journalists to move their cars.
There was speculation that PresidentJacob Zumawas expected to arrive at the hospital.
From 10 uniformed policemen took over from hospital security and stood at the entrance, along with officers in civilian clothes. Several police cars were driven into and out of the hospital. All vehicles entering the hospital premises were inspected.
Earlier on Monday presidency spokesperson Mac Maharaj said Mandela was receiving intensive care.
"Today the doctors are saying his condition is unchanged,” he told reporters from his office at the Union Buildings.
"He is under expert attention and they [doctors] are doing everything to keep him comfortable.”
Mandela's ex-wife,Winnie Madikizela-Mandela, had also been at the hospital.