REPUBLIKA.CO.ID, SURABAYA -- National Police Chief General Tito Karnavan confirmed that the suicide bombers, who had attacked the Police Headquarters in Surabaya on Monday morning, were members of one family. The Police chief informed the press here on Monday that the attackers had used two motorcycles with explosive bombs.

"They were five suicide bombers, who belonged to one family," Karnavan stated.

During the attacks, they blew themselves up. Four of them died.

"They were attempting to enter the complex, but the security was tight. When they were stopped, a police car was entering, and the explosion then occurred. Four of them died and one of them, a child, was seen stumbling around after the blast and survived," he revealed.