The Houthi rebels in Yemen are attacking commercial shipping with Iranian-provided missiles and drones, effectively shutting down the Red Sea to commercial traffic in order to strike a blow against Israel on behalf of the Iranian-backed Hamas terrorists. Meanwhile, Iranian-backed militias have attacked American forces in Iraq more than 90 times. So far, the Biden administration has responded with a policy of restraint, hoping to avoid an “escalation” of the Israel-Hamas war. But has the escalation already happened?