New Delhi, Oct. 24 -- At the age of 19, Ranjan Pathak, the second-in-command of Sigma & Company, allegedly killed a man for revenge -his first murder, according to investigators. Early on Thursday, Pathak, who is 25 now - along with gang members Bimlesh Mahto alias Bimlesh Sahni (25), Aman Thakur (21), and Manish Pathak (33) - were allegedly shot dead by a joint team of Delhi Police and Bihar Police in Rohini Sector-32. They were suspects in several cases, including murders and illegal liquor smuggling. Investigators say Pathak was born in 2000 into an ordinary family residing in Bihar's Sursand. His father, Manoj Pathak, was a former employee in the Bihar's revenue department who is active in village politics. His mother, Vimla Devi, who i...