Police escort Usman bin Sef, also known as Fahim, a convicted leader of al-Qaida-linked Jemaah Islamiyah extremist group in East Java province, upon arrival at the Soekarno-Hatta International Airport in Tangerang, Indonesia, Thursday, March 18, 2021. Indonesian authorities on Thursday transferred suspected militants arrested in raids in the last few weeks, from East Java to the capital city for further questioning. (AP Photo/Achmad Ibrahim)