Former premier Najib Abdul Razak says Khairy Jamaluddin and Anifah Aman should explain the reason for not walking out.<br /><br />As more than 60 BN and PAS lawmakers exited the Dewan Rakyat in protest this morning, Khairy chose to remain in his seat.<br /><br />Speaking to reporters later, the Rembau MP explained that he did so out of respect for Parliament.<br /><br />The former Umno minister said objections with regard to Speaker Mohamad Ariff Md Yusof's appointment should be kept for the debate sessions.