A teenager accused of rape and murder has been booked allegedly for sodomising his fellow minor inmate for the last three months in a Children Observation Home in the national capital, police said on Tuesday. The accused, 17, is lodged in north Delhi's Mukherjee Nagar-based observation home on the charge of committing rape and murder of a girl in Narela last year. He was produced before the Juvenile Justice Board, which sent him to the observation home.