A new government report says at least four released Guantanamo Bay detainees have "returned to terrorist activities" in the first half of 2016.
The latest twice-yearly US government report tracking former Guantanamo detainees found that an additional six are suspected of engaging in terrorist or insurgent activities.
Military commanders reacted to an infamous detainee hunger strike and subsequent raid at Guantanamo with disdain and resentment, emails obtained by VICE News show.
In the Obama administration's largest-ever single transfer of prisoners from the Guantanamo detention facility, 10 men were sent to Oman late Wednesday.
Mustafa al-Aziz al-Shamiri was believed to be a high-level al Qaeda facilitator and trainer. But after years of being held at the military prison without charge, Pentagon officials recently said that he was in fact a low-level foot soldier.
The so-called child soldier accused of killing a US Army medic in Afghanistan spent more than a decade in US custody before being turned over to Canada in 2012.
The US president noted that operating Guantanamo is a huge waste of taxpayer dollars and is inconsistent "with our interests as a nation and undermines our standing in the world."
Likening lawmakers' fierce opposition to closing Guantanamo to calls against resettling Syrian refugees in the US, Obama emphasized on Thursday that the prison "has been an enormous recruitment tool" for terrorists like the Islamic State.
Aamer, long acknowledged to be a leader of detainees at the detention facility, was never charged with a crime during the 13 years he spent as a captive of the US government.
Ten minutes into a long-delayed pre-trial hearing, Walid bin Attash told his lawyers that he no longer trusted them and wished to represent himself.
Despite having no connection to Kazakhstan, Abdullah Bin Ali al-Lutfi and Mohammed Ebrahim al Qurashi were sent to a remote city in the former Soviet republic after being released from Guantanamo. Now, they can't leave.