Mirzapur, Uttar Pradesh, Mar 3 : : Flaying his political rivals for their apathy towards the welfare of Uttar Pradesh, Prime Minister Narendra Modi on Friday promised a corruption-free Uttar Pradesh if BJP is voted to power. Addressing an election rally, Modi took one all- the ruling Samajwadi Party- the Congress and the BSP-for the underdevelopment of Uttar Pradesh, which he said, is capable of taking the country ahead.