The Congress' interim Delhi chief Devender Yadav has written to Lt Governor VK Saxena, demanding action against those responsible for the "unprecedented water crisis" in the national capital amid the extreme heat battering the city. According to a statement on Monday, Yadav alleged that despite significant wastage, the Delhi Jal Board (DJB) and the Delhi Police have not taken any action against the guilty. Water theft from DJB pipes have become a regular feature in many parts of Delhi. Yadav, in his letter, appealed to Saxena to issue a stringent directive to officials and their political leaders involved in a "blame game" to collaborate in effectively managing the water shortage and register FIRs against those responsible for the rapid rise in the scarcity, the statement added. Delhi Water Minister Atishi on Monday visited the Wazirabad barrage and appealed to the Haryana government to release water in the Yamuna river. "If no water is received, how will the water treatment plants