An explosion outside the office of the deputy superintendent of police (DSP) in Ghotki’s Ubauro, injured four children on Sunday. 

According to the sources shared  by police, children were playing with a box near the official's office when the blast happened. They were boarded to the hospitals and are under critical medical treatment. 

Moreover the law and order authorities including police, rangers and bomb disposal squad are still working to scrutinise the culprit and their plot. 

The senior superintendent of police (SSP) confirmed the incident and has started the probe.

Sindh police chief Mushtaq Mahar took personal notice of the incident and has demanded a report from SSP Ghotki in the upcoming 24 hours.