Visakhapatnam: In a first-of-its-kind political development in AP, a woman in active politics has decided to file nominations against her husband and ruling YSRC candidate in the Tekkali Assembly constituency in Srikakulam district. Duvvada Srinivas is already facing a strong opponent, TD state president K. Atchannaidu, while his wife Duvvada Vani too would enter the fray against him. Vani approached …