India, July 9 -- A 22-year-old woman and a six-month-old infant - the daughter of the woman's friend - were found murdered with their throats slit inside a house in Majnu Ka Tila on Tuesday afternoon, with Delhi Police identifying the woman's former live-in partner as the prime suspect.

The woman, Sonal (who goes by a single name), had been staying for the past three weeks with her friend Rashmi Devi, the mother of the infant victim, after allegedly leaving her partner Nikhil following frequent quarrels, according to an investigating official privy to the case details.

The child, Jasika, lived in the second-floor residence with her parents, Rashmi and Durgesh Kumar.

Police said that Nikhil has been on the run since the murders, and inv...