Medininagar, Jun 28 (PTI) A 27-year-old man allegedly killed his sister-in-law with a sword in Jharkhand's Palamu district on Friday, police said.

The incident happened in Mahugawa village in the Pandu police station area, they said.

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The accused, identified as Upendra Vishwakarma, was arrested, they added.

Upendra intervened when his two sisters-in-law were fighting over a petty domestic issue. Failing to stop the fight, he got the sword that was kept nearby and attacked one of them, police said.

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He also hurt a one-year-old boy who was nearby. The injured boy was admitted to the Medinirai Medical College and Hospital, they said.

The accused is apparently not in a sound state of mind, police said.

An investigation is underway, they said.

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