Two policemen were shot dead yesterday in Anambra State.
The assailants also abducted a couple on their way to the Owerri airport.
The couple was released later in the night, it was learnt.
Police spokesman Ikenga Tochukwu said he had no information on the incident, but a senior officer confirmed the attack.
The source said the hoodlums released the couple at Ukpor in Nnewi South council of the state at about midnight on Monday.
A relative of the woman said they were abducted in Okija area of the state, adding that the assailants shot and wounded their driver and left the woman’s husband with machete wounds.
In Ogun, gunmen killed two security guards at a petrol station in Ilisan Remo, Ikenne local government area.
Their bodies were found on Monday morning in a pool of blood.
They were shot several times in the neck and chest but nothing was removed from the petrol station, triggering speculation that they were killed by assassins.
Calls to the police spokesman Abimbola Oyeyemi did not go through.