FBI agents search home of ‘person of interest’ over Nashville blast

Three people were injured in the explosion in the US.

Investigators work at the scene (AP)

US investigators have identified a person of interest in connection with the explosion that rocked the centre of Nashville on Christmas Day and are searching a house in the city’s suburbs, the FBI has said.

Officers raided a home in Antioch after receiving information relevant to the investigation, according to FBI special agent Jason Pack.