Delhi Metro Rail Corporation chief E Sreedharan put in his papers shortly after taking moral responsibility for the accident. But Chief Minister Sheila Dikshit asked him to continue, saying, earlier, Metro ought to be careful. The accident took place on the 20-km Central Secretariat-Badarpur line, which runs mostly over ground, through crowded residential and commercials areas like Lajpat Nagar, K   read more »