Nigeria, June 22 -- Gunmen, believed to be either Boko Haram or ISWAP, on Saturday, attacked three communities in Borno State, killing five herdsmen and stealing 480 cows, a government official has said.

Sources said the insurgents, who were all armed with assault rifles, attacked three villages - Moduri, Kelewa and Ngudori in Magumeri Local Government area around 6.30 pm on Saturday.

Magumeri is one of the local government areas that share conventional boundaries with Gubio and Monguno where ISWAP staged coordinated repeated attacks that claimed the lives of over 120 persons.

The local government is listed among the unsafe communities of Borno State by both the state government and the United Nations.

A local vigilante operative, Bun...