MANILA, Philippine—Police say a Filipino staffer working for UNICEF in the southern Philippines has been fatally shot.

A UN spokeswoman says the incident is not connected with his work.

Police official Siegfredo Ramos says the victim, Nestor Bulahan, was riding on a motorcycle taxi to meet an acquaintance in Parang township when a gunmen shot him Thursday.

UNICEF spokeswoman Angela Travis says Bulahan was not on official business at the time and the shooting was not connected to his work.

The killing occurred in the same province, Maguindanao, where a powerful local politician is accused of ordering a massacre Monday of 57 people, including journalists, relatives and supporters of an election rival.