In terms of past hijackings in the wider region, the incident was comparatively small: On Nov. 17, Houthi fighters seized Saudi and South Korean-flagged tugboats, as well as a South Korean drilling rig, near the island of Uqban. And following diplomatic efforts by Riyadh and Seoul, the Houthis released the vessels and their crews on Nov. 20, noting an internal investigation had revealed that the ships only entered Yemeni waters due to "bad weather." Indeed, apart from the seizure highlighting the occasional impact that Yemen's conflict can have on commercial shipping in the Red Sea, the incident does not presage a new age of piracy at the mouth of the Red Sea. While smaller vessels that stray too close to the Houthi-controlled coastline could find themselves in trouble, the rebels' lack of ability -- or even intent -- to target larger commercial traffic in the center of the Red Sea...