New Delhi, Jan 13 (ANI): Political leaders on Tuesday called for adequate law and order situation in Delhi as a Delhi Police constable was shot dead by an unidentified assailant and another died after a truck rammed a Police Control Room (PCR) Van in East Delhi's Mayur Vihar around midnight. AAP leader Manish Sisodia said that Delhi needs a stable government which takes care of the national capital, its police force and others. He said that the Delhi Police and their conditions need to be improved and that this can be done only once AAP comes to power. He also demanded compensation to family of the dead constable. NCP leader Tariq Anwar also said that there should be an operation launched in this regard and such elements should be removed.