According to The BBC News:
is 'losing Maoist battle' India
Mr Singh told a meeting of police chiefs from different states that rebel violence was increasing and the Maoists' appeal was growing.
The rebels say they are fighting for the rights of the poor…..
More than 6,000 people have been killed during their 20-year fight for a communist state.
"I have consistently held that in many ways, left-wing extremism poses perhaps the gravest internal security threat our country faces," Mr Singh told a conference of Indian police chiefs in the capital,
"We have discussed this in the last five years and I would like to state frankly that we have not achieved as much success as we would have liked in containing this menace."