A police sub-inspector shot dead his wife and tried to commit suicide by the same service revolver in Siddipet district of Telangana on Friday.
The incident occurred in the police quarters in Dubbak town.
Chitti Babu, who is serving as SI in Dubbak police station, opened fire on his wife Rekha.
She died instantaneously.
The policeman shot himself with the same weapon. He was rushed to a hospital, where his condition is stated to be critical.
The SI was suspended on charges of corruption.
He allegedly resorted to the action due to severe depression.
Police said they were investigating the reasons for the SI's action.
The family members alleged that he was being harassed by some senior officials.
Some Dalit groups staged a protest, demanding action against those who harassed Chitti Babu.