The ruling alliance partners Shiv Sena and BJP in Maharashtra today once again started challenging each other over the issue of BJP revenue minister Eknath Khadse's resignation. Shiv Sena today demanded BJP to take a clear stand over the issue. On the other hand BJP has warned Shiv Sena not to interfere in BJP's internal issue. <br/><br/>Meanwhile social activist Anjali Damania today launched indefinite hunger strike in Mumbai, demanding an inquiry into allegations of corruption against Khadse and demanded his ouster from the state Cabinet. Police has kept tight security in Azad Maidan where the activist is doing hunger strike as Khadse supporters are also gathered and agitating at the same venue.