Damascus — Clashes between Islamists who took over Syria and supporters of ousted President Bashar Assad’s government killed two Islamic fighters on Wednesday and wounded others, according to interim officials. The details of how the fighting erupted and who instigated the confrontation were not immediately known. Interim officials in Syria said two fighters were killed from Hayat Tahrir al-Sham, or HTS, which led the stunning offensive that toppled Assad earlier this month. Syria’s transition has been surprisingly smooth but it’s only been a few weeks since Assad fled the country and his administration and forces melted away. The insurgents who