Jan Adhikar Party chief Pappu Yadav was injured when the stage at his election rally collapsed.
Yadav was addressing a gathering in Bihar's Muzaffarpur amid Assembly elections in the state.
A large crowd was seen on the stage.
As Yadav was promising education sops, the stage collapsed.
He reportedly suffered a fracture in his right arm.
The JAP leader said that blessings of the people protected him from serious injuries.
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