Sri Lanka, Sept. 29 -- Twenty lawyers filed a petition challenging the constitutionality of the 20th Amendment to the Constitution, yesterday.

The petitioners are: Sugandhika Fernando, Chulasinghe De Soyiza, Namal Ajith Rajapaksha, Achala Senevirathna, Prabodha Chinthaka, Chula Ranjeewa Adhikari, Teril Manoj Uduwana, Upali Amarawansha Rathnayake, Manju Sri Chandrasena, Amila Indika, Dulan Dassanayaka, Shammi Chinthaka Fernando, Sachindra Thushara De Zoysa, Nazim Zainul Luthufi, Najeem Mohomed Fazeer, Mahapatabendige Srinath Perera, Prema Arune Kumarasiri, Upali Ranjan, Manjula Pathiraja, and Kalinga Nalaka Priyawansha.

The petitioners stated that Clause 7 of the proposed amendment has replaced Chapter VIII of the Constitution. "Accordin...