At least 10 workers were trapped beneath sacks of grains at a warehouse in the Vijaypura district of Karnataka.
The incident occurred after a storage unit in the warehouse collapsed.
According to an official, about 10 to 12 workers may still be stuck while three have been rescued.
The rescued workers have been admitted to a private hospital and are currently under treatment.
Bulldozers were brought at the site to rescue the trapped workers.
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