Would-be ISIS terrorists are taking more roundabout routes to Syria in an effort to make European authorities’ attempts to catch them more difficult.

And

At least 3,400 European fighters are believed to have joined the ISIS army….

European authorities are concerned about that, looking for ways to stop the wannabes’ outbound travel. The authorities have this backward. They should let these folks go; Europe is better off without them. The authorities should, instead, focus their efforts on not letting the survivors back in.