The Samajwadi Party on Tuesday demanded a judicial probe by a sitting high court judge into the death of Akhil Bharatiya Akhara Parishad chief Mahant Narendra Giri. SP chief Akhilesh Yadav visited Baghambari Math in Uttar Pradesh's Prayagraj and paid homage to the seer. Police said Giri died by suicide at his Prayagraj residence and a note was also found.