Marco Rubio actually said...

"Iran's goal is to become the regional hegemony."

"ISIS has already proven that they are going to move into--for a group to take root, and take hold, and actually be able to grow, they need ungoverned vacuum spaces that they can operate from."

"would it not be more prudent to authorize the Commander in Chief to move forward in that regard"

"They are clearly as part of their effort trying to, again, using a term they would use, not one that I necessarily enjoy using, but 'cleanse the region' of infidels and non-believers."