Elite teams of the National Investigation Agency (NIA) and the National Security Guard (NSG) will be flying to Hyderabad, which has been rocked by twin blasts that killed 10 people and injured 50, an official said.
"We have a news of two blasts. We have spoken to state chief secretary, DGP (director general of police) and governor (ESL Narasimhan)," Home secretary RK Singh told reporters here.
"Ten people have died and 50 have been injured in the blasts," he said.
He said the state police chief is reaching the blast site, which has been cordoned off.
"Our NIA team is also reaching as it has a hub there. The NIA officials are there at the site. Our IG NIA is also going from here. The post blast investigating team of NSG is also going," he told reporters,
The two teams will fly at 9.30 pm in a Border Security Force plane, he added.
The near-simultaneous blasts occurred near two theatres in Dilsukhnagar, a busy commercial area in the southern part of city, about 15 km from downtown.
Police have not yet confirmed either the cause of the explosions or the number of casualties.
The first blast occurred around 7 pm near a tiffin centre opposite Venkatadri Theatre and the second near Konark Theatre. Both the theatres are about 500 meters from each other.