Said to go under the aliases Siraj, Khalifa, Mohammad Siraj, Sarajadin, Cirodjiddin, Seraj, Arkani, Khalifa (Boss) Shahib, Halifa, Ahmed Zia, Sirajuddin Jallaloudine Haqqani, Siraj Haqqani, Serajuddin Haqani, Siraj Haqani, and Saraj Haqani, the Department of Justice says that he is "wanted for questioning in connection with the January 2008 attack at a hotel in Kabul that killed six persons, including an American citizen.