KANPUR, March 23 -- A couple was lynched and two others critically injured in Maharajpur, late on Friday evening, when some people threwcolouronawoman.An argument ensued and later, a group of people attacked the woman's house and assaulted family members with iron rods. Vijay Shankar Paswan, 35 and his wife Reena, 32, died and two elderly people - Rati Ram, 65 and Usha Devi, 62 - were critically injured. SSP Kanpur Anant Deo said one person has been arrested and raids were on to arrest the others. According to the FIR, Samar Nishad and his friend Pintoo Motor were heading to Baijakhera village on a motorcyle. On the way, Pintu, who carried a bucket full of coloured water, threw it on Reena. This led to a heated argument following which Nishad along with his brothers and other relatives attacked Reena's house....