The killing of five unarmed military servicemen at two military recruiting centers is an omen and a warning: The “war on terror” has come home. Thanks to Obama’s retreat from Iraq and the Middle East, the jihad waged by Islamic terrorists is now being fought on American soil, instead of on a battlefront in Fallujah and Anbar. Thanks to the borders Obama has destroyed and the tens of thousands of legal immigrants the White House has decided to import from terrorist regions, the enemy is among us. Thanks to Obama’s denial that we are at war at all, the Islamic...