At least 37 civilians were killed on Friday by Syrian forces, including the first reported fatalities in the northern commercial city of Aleppo, bringing the toll for two days to nearly 100, activists said. Syrian forces killed at least 35 civilians across Syria, the watchdog said, including 12 in Nawa in the southern province of Daraa, five people in Aleppo, four in Homs, one person in nearby Hama and a child in Damascus province. Separately, two attacks killed 12 members of the security forces, the Britain-based Syrian Observatory for Human Rights said. Six were killed in a car bomb targetting a security checkpoint in the northwestern city of Idlib, the Observatory s Rami Abdel Rahman told AFP, without providing any details on the identity of the assailants. The other six were killed and five wounded in the southern province of Daraa by deserters who ambushed two buses transporting security personnel, the same source said.