There were angry protests in India after a teenager was jailed for just three years for the gang rape and murder of a student on a bus.
Prime Minister Singh vowed to protect women as police struggled to quell protests following the gang-rape of a student.
Thousands of protesters continued to storm the Indian capital of New Delhi today after the brutal sexual assault of a young women last week.
Doctors in Singapore treating the victim of a brutal gang-rape in India, have said she is in "an extremely critical condition.
Dr Kelvin Loh, chief executive officer of Mount Elizabeth hospital, said that the 23-year-old was in "an extremely critical condition".
The patient is currently struggling against the odds, and fighting for her life.
Prior to her arrival, she has already undergone three abdominal surgeries, and experienced a cardiac arrest in India.
A multi-disciplinary team of specialists is taking care of her and doing everything possible to stabilise her condition.
A female student who was gang-raped on a bus in India's capital Delhi is "fighting for her life" at a Singapore hospital, doctors have said.
The 23-year-old victim - who is currently on life support - is said to have suffered "significant brain injury".
She has arrived in Singapore for specialist care after more than a week of intensive care in a government hospital in New Delhi.
There have been widespread protests in India's capital after the brutal assault calling for better protection for women and harsher sentences for rapists
Chief minister of Delhi Sheila Dikshit has called for "calm and peace" following a second day of demonstrations by hundreds of people protesting against the gang rape and brutal beating of a 23-year-old student on a bus.
Dr. B. D. Athani of Safdarjung Hospital in New Delhi has said that a 23-year-old student, who was brutally beaten and gang-raped, sparking protests across the Indian capital "has come out of anaesthesia" and that her vital signs are within "normal limits".
Thousands of protesters continued to storm the Indian capital of New Delhi today to demand justice and better policing after the brutal sexual assault of a young physiotherapist last week.