Omprakash Nimbalkar, Shiv Sena MP from Osmanabad on Wednesday was attacked with knife by a youth. A 20-year-old youth Ajinkya Tekale attacked leader near the village of Naigaon Padoli. Nimbalkar sustained minor injuries in the incident. Police arrested the accused who later escaped from the custody. Nimbalkar was accompanied by Kailash Patil, the Shiv Sena candidate contesting the Maharashtra Assembly polls from the constituency, and his bodyguard.