New Delhi: Bharatiya Janata Party newly-elected president Rajnath Singh on Thursday said that if Union Home Minister Sushil Kumar Shinde was not sacked soon, his party would disrupt Parliament during the Budget Session. He also sought an explanation and apology from Congress chief Sonia Gandhi for Shinde's statement where he had alleged that the BJP and the Rashtriya Swayamsevak Sangh ran training camps to promote Hindu terrorism.