LUCKNOW, March 22 -- Two brothers with criminal background were behind the sensational murder and alleged rape of the 32-year-old woman, whose body was found dumped in a mango orchard in Malihabad on Wednesday. Nearly 72 hours after the crime, the Lucknow Police on Friday night gunned down the main accused, Ajay Kumar, 26, with a Rs 1 lakh bounty and arrested his brother Dinesh Kumar, 35, of Dubagga, earlier in the day....