The situation in Itanagar and Naharlagun in Arunachal Pradesh continued to be tense on Sunday as protesters, defying curfew, ransacked and set ablaze the residence of Deputy Chief Minister Chowna Mein and ransacked the office of the deputy commissioner in Itanagar against the government’s decision to provide Permanent Resident Certificate (PRC) to non-Arunachal Pradesh Scheduled Tribe (APST) residents.