Israel has attacked Syrian military assets and has troops operating in the Golan buffer zone and slightly beyond.

Israel capitalized on the power vacuum in Syria to bomb targets across the country, saying it aims to keep weapons away from extremists.

Hundreds of U.S. troops are in Syria to help prevent ISIS there. CBS News' Imtiaz Tyab is in Syria as more questions emerge about the future of the country torn by civil war, and as Israel pushes in to create a buffer zone.

In his first address since the toppling of Syrian President Bashar al-Assad, Ayatollah Ali Khamenei excoriated the United States and Israel.

Iran’s supreme leader claims the U.S. and Israel are behind the fall of Syria’s Bashar al-Assad. NewsNation’s Leland Vittert says that claim isn't necessarily wrong as several U.S. politicians are on record as saying al-Assad “had to go.