New Delhi, Feb. 23 -- After Monika Yadav, 28, a former Delhi Police constable, refused to marry Surender Singh Rana, 42, a Delhi Police head constable, on September 8, 2021, he took her to a deserted stretch in northwest Delhi's Mukhmelpur, slapped her multiple times, and then threw her in a drain from a height of 25-30 metres - but she survived. Rana then walked down to the drain, strangled her, pushed her body underwater, and covered it with stones, according to a charge sheet filed in the murder that had stunned Delhi when details of the crime and elaborate cover-up plot emerged last year....