One man died and another four people including a young child were injured when a bomb went off in north Ukraine`s Sumy Region, the UNIAN news agency said on Wednesday, RIA Novosti reported.

The blast occurred on Tuesday after the man opened a bag which had been left near his home. His wife, two daughters and a five-year-old grandson were standing nearby.

The man and his grandson were severely injured and later hospitalized. The man died in hospital, and is now in a stable condition after undergoing an operation.

Other family members received minor injuries. An investigation is underway.

RIA Novosti