Later Thursday, Kerry met with senior members of the opposition Syrian National Coalition, which pushed for the committed delivery of military supportfrom the United States.

The National Coalition also announced Thursday it will meet on August 3 and 4 in Istanbul for discussions on forming a provisional governmenthoping to “strengthen” the group’s position. Meanwhile, Syrian opposition fightershave reportedly overtaken multiple Syrian regime positions in the north and south of the country. According to activists, rebel fighters killed over 150 soldiers in Khan al-Assal on Monday and Tuesday. According to the British-based Syrian Observatory for Human Rights, 51 of the soldiers and officers were executed.