Sooner or later it would have happened. They fly too low and too risky though know that jihaddists do have lots of MANPADS.
Here is a recent (yesterday) video how Su-25 evaded fire
https://www.youtube.com/watch?v=rwG_...ature=youtu.be
Sounds like today one of the pilots was not that lucky while "gambling". Hope that he is alive and rescued, but first rumours are sadly negative...