Sonia Gandhi, the leader of India's ruling Congress Party, has expressed "shock and deep anguish" after a crowd crossing a bridge to a temple stampeded, killing 89 people.
Local media said some 500,000 people had gone to the remote Ratangarh village temple in the Madhya Pradesh district of Datia to honor the Hindu mother goddess Durga on the last day of the popular 10-day Navaratra festival.
The state has ordered a judicial inquiry into the incident.
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A top temperature of 9 or 10 Celsius (48-50 F).
The poll comes ahead of a debate in the House of Commons on Friday on a new Bill which would introduce such a system in England.