potentially these could get assistance as well and pressure isis to its western front, around a town called marea as well. the biggest question is who precisely are they assisting who aren't the kurdish ypg forces? the phrase syrian arab coalition, that's used here a lot. we really don't know what groups there are. you have to remember, the u.s. tried for nearly every year, spent half a billion dollars to train rebelles, a proxy force. that failed. they got 55 together. they had to scrap the plan all together. here they're looking for different groups. perhaps ones cia vetted for a well-known program they had to arm moderate rebels. these aren't familiar faces. these may well be people who aren't 100% known to u.s. special operators and that could cause complexity on the ground. >> you bring up a number of good points. a reminder, the russians are running air operations inside syria. the russians have troops inside