Sixteen civilians, including five children and four women, are killed in bombing attacks of the Syrian army in Yalda village, south of Damascus.
Russia denies interfering with the site of a chemical weapons attack in Douma, Syria, and says a nine-member Organisation for the Prohibition of Chemical Weapons team currently waiting in Damascus will be allowed to visit on Wednesday.
A day after a Russian sponsored ceasefire with a rebel group agreed a halt of fighting in the last opposition enclave in the capital, Syrian government airplanes and artillery strike rebel-held eastern Damascus suburbs and Ghouta with barrel bombs, killing at least five civilians in the towns of Hamouriya and Zalamka with several case of suffocation from rockets filled with chlorine that were fired at the front lines of Jobar and Ain Terma.
A report by Amnesty International states that between 5,000 and 13,000 people, most of them civilians, were hanged at the military-run Sednaya Prison near Damascus between September 2011 and December 2015.
Syrian Army troops surround the central prison in Hama after inmates revolted, seizing several guards. The Syrian Observatory for Human Rights says inmates were protesting against a planned transfer of prisoners from Hama to Sednaya Prison near Damascus.
Rebel forces seize parts of the Sheikh Suleiman army base near Aleppo after weeks of heavy fighting. Ground clashes continue in the suburbs of Damascus as the government carries out further air raids against opposition forces.