The head of a Syria’s hardline Islamist Hayat Tahrir Al-Sham (HTS) rebel group, Abu Mohammad Al-Jolani, on Wednesday issued a warning to demonstrators protesting against HTS’s rule. HTS was formerly affiliated to Al-Qaeda and controls much of Syria’s northwestern Idlib province. HTS security forces accompanied by military fighters are on high alert in and around Idlib city, sources from the area told The New Arab’s Arabic edition Al-Araby Al-Jadeed. They have set up dozens of checkpoints and positions at entrances to the city and on roads leading to it and other major cities in Idlib province,…