The AAP on Monday nominated former Indian cricketer Harbhajan Singh, AAP MLA Raghav Chadha, IIT Delhi faculty Sandeep Pathak, industrialist Sanjeev Arora and educationist Ashok Kumar Mittal to the Rajya Sabha. All the five party nominees arrived at the Punjab Vidhan Sabha complex here to file their nomination papers. The term of five RS members from Punjab -- Sukhdev Singh Dhindsa (Shiromani Akali Dal), Partap Singh Bajwa (Congress), Shwait Malik (BJP), Naresh Gujral (SAD) and Shamsher Singh Dullo (Congress) -- will expire on April 9.