AP Tourism Minister Akhila Priya who challenged YSR Congress candidate Shilpa Mohan Reddy over the Nandyal seat clarified that she is not going to backtrack from the challenge.Akhila Priya on Sunday paid floral tributes to her father Bhuma Nagireddy at the Bhuma Ghat ahead of the launch of 'Praja Ashirwada Yatra' by TDP Candidate Bhuma Brahmananda Reddy in Nandyal.Addressing the media, the Minister stated that she would resign from her post if TDP loses in the Nandyal by-polls and asserted that she would offer her resignation letter to Speaker if the situation arises.