New Delhi, March 9: At least 10 CPM workers were injured in a clash that broke out after activists of a right wing Hindu outfit attacked the Left party's headquarters on Sunday. (Watch: Hindu Mahasabha-CPM activists clash in Delhi). The protest turned violent as scores of Hindu Mahasabha activists clashed with CPM workers and started pelting stones at the party office where a CPM Central Committee meeting was underway, police sources said.

CPM workers retaliated and in the ensuing clash, 10 of the Left party activists were injured. One of them is said to be in a serious condition. Rapid Action Force was immediately deployed in the area.

Police lobbed teargas shells to disperse the mob. Windows of the AKG Bhawan were broken and the ground floor of the building which houses the office of the party organ People's Democracy suffered extensive damage.

Windowpanes of a number of cars including that of CPM General Secretary Prakash Karat and Politburo member Sitaram Yechury were smashed in the violence. The party suspended its Central Committee meeting and was holding an urgent poiltburo meeting to discuss the situation. Several activists of the Hindu Mahasabha were detained in connection with the incident, the sources said.

CPI(M) seeks arrests of BJP, RSS workers

New Delhi The CPI(M) on Sunday strongly condemned the "planned" attack on its national headquarters here by BJP-RSS workers and demanded their immediate arrest. In a statement, the party Polit Bureau said the Central Committee meeting of the party was in session when the attack occurred. Four central committee members and other office staff were injured in the attack, it said. "The attackers brought stones along with them and damaged the office building and vehicles parked outside," the statement said. "This unprovoked violence should be condemned by all political parties and such attacks can have no place in our politics. The few policemen who were there on the spot did nothing much to control the situation," it added.