FERGUSON, Mo., Shawwal 27, 1435, Aug 23, 2014, SPA -- Demonstrators in Ferguson, Missouri, on Saturday marked two weeks since a white police officer shot dead an unarmed black teenager, while authorities reported no arrests overnight among the pockets of protesters who marched and chanted in intense heat, according to Reuters. The St. Louis suburb has had three consecutive relatively calm nights after daily turmoil since Michael Brown, 18, was shot by Ferguson officer Darren Wilson on Aug. 9. -- SPA 19:23 LOCAL TIME 16:23 GMT www.spa.gov.sa/w