War on ISIS: Who's doing what?

In the wake of the Paris terror attacks, President Barack Obama took some very intense questions about whether the United States is hitting ISIS hard enough. Was it time to change strategy? He said no, that the answer was to ramp it up. A variety of military powers are engaged against ISIS -- the United States, France, Russia, the United Kingdom -- along with several Arab nations and the Kurds, who are fighting them in northern Iraq and Syria.

See the full article at CNN