People on Tuesday (Nov 25) again took to the streets to voice their anger after Monday's announcement that police officer Darren Wilson would not face charges for shooting dead the unarmed black teenager Michael Brown.
The process of searching for Ban Ki-moon's successor is being questioned for the perceived lack of transparency.
Experts say the eastern town of Derna is emerging as a new Islamic State stronghold.
The family and supporters of Michael Brown, who was fatally shot by a police officer in Missouri, are hoping for redress through federal charges.
Clashes erupted in the St Louis suburb for a second night, after a decision by a grand jury not to prosecute a white police officer for shooting dead an unarmed black teenager.
The air strikes were the deadliest by President Bashar al-Assad's air force against Raqa since the Sunni extremist Islamic State group seized control of the city last year.
The Ministry of Foreign Affairs “strongly advises” Singaporeans there to leave the country while it is still feasible, and for people to avoid travelling there.
Michele Flournoy, 53, was touted as the most likely candidate to succeed Chuck Hagel as defence secretary, but took herself out of the running due to "family-related" reasons.
The US military likely will keep a slightly larger force in Afghanistan in 2015 than first planned and American troops will have authority to aid Afghan forces in combat if necessary, defence officials said on Tuesday (Nov 25).
The United Nations on Tuesday (Nov 25) adopted a resolution on protecting digital privacy that for the first time urged governments to offer redress to citizens targeted by mass surveillance.