LUCKNOW, Jan. 26 -- : The key suspect in the murder of five members of a family -- a couple and their three daughters aged between 1 and 8 years -- in Meerut earlier this month was gunned down in retaliatory firing during an encounter with the police in Meerut on Saturday early morning, confirmed Uttar Pradesh director general of police (DGP) Prashant Kumar. He said the key suspect was tracked after a chase of nearly 15 days....