The Shiv Sena, who walked out at the core of Modi government this week, will remain in the Rajya Sabha opposition benches, party spokesman Sanjay Raut said."We have to learn that two Shiv Sena MPs ' seating arrangement in the parliament has changed," he said.  Raut is one of the upper house's three Shiv Sena MPs. With the winter session of parliament beginning on Monday,  Raut said the Sena will not attend the meeting of the BJP-led National Democratic Alliance or NDA ahead of it.