The situation has raised concerns, prompting health experts to issue a warning about potential causes of the rare but treatable condition

In a letter to Kejriwal, the Election Commission (EC) sought by 8 pm on Wednesday the nature and extent of the chemicals used for “poisoning” the Yamuna which could have killed people in large numbers, as claimed by the AAP chief.

Multiple casualties were feared after the stampede at the Sangam as millions of pilgrims turned up for a holy bath on ‘Mauni Amavasya’, the most significant ritual at the Maha Kumbh.