[JURIST] The US Court of Appeals for the Fourth Circuit [official website] on Tuesday affirmed [opinion, PDF] the life sentence of Ahmed Abu Ali, a US citizen who joined al Qaeda while studying abroad in Saudi Arabia. Abu Ali was convicted in November 2005 on nine charges [JURIST report] related to conspiracy to commit terrorist acts, including plotting to assassinate then-president George W. Bush. Attorneys for Abu Ali argued that the life sentence was unconstitutional and procedurally and substantively unreasonable,…