KHAR, Oct 31: Three persons were injured in a blast in Mamond tehsil of Bajaur Agency on Thursday, officials said.

They said that an explosive device, planted on the rooftop of a showroom owned by a pro-government tribal elder, went off with a big bang in Tharkhoo area.

Three persons received injuries in the blast, they said, adding the injured were shifted to agency headquarters hospital for treatment.

The wounded persons identified as relatives Siraj Khan, Tariq Khan and Fazl Rahman, were relatives of Malak Taj Mohammad, the pro-government tribal elder.

Soon after incident the volunteers of the peace committee and local residents rushed to the site and took part in rescue work. The Levies personnel also reached the spot and launched a search operation. Sixteen suspects were arrested in the search operation.

No group claimed responsibility for the blast.

Meanwhile, unidentified armed persons shot dead a man in Khar on Thursday.

Officials said that Mohammad Said, a resident of district Mardan living with his family in Bajaur for the last several years, was on his way home when unidentified assailants opened firing on him.

He was injured in the attack. He was taken to the agency headquarters hospital where he succumbed to his wounds.

The local administration registered case against unidentified assailants and started investigation.