In Syria, air strikes in the rebel-held province of Idlib have killed at least 33 people since Sunday. <br/><br/>The Syrian Observatory for Human Rights and rescue workers said this in Idlib on Monday. <br/><br/>Most of the dead were in Saraqib, a town on the main highway linking to the government-held city of Aleppo and some 20 kilometres northwest of an air base recently captured from insurgents by government forces and allied militias.<br/><br/>