VIZIANAGARAM: Suspected CPI (Maoists), numbering about 20, blasted two tractors, two sheds and some machinery of a contractor is executing the Adarigedda minor irrigation project in Parvathipuram division around 11 p.m. on Sunday.

A letter left behind by Koraput Dalam members said that they were protesting against the injustice meted out to tribals displaced by the project. - Correspondent