 More about the debate in just a few moments. Meanwhile, it hardly seems a fair fight. A ragtag rebel movement in one of the world's poorest countries already locked in a draining civil war at home, taking on the world's strongest military power and its allies determined to protect a waterway critical to global commerce. Months into the clash, however, Yemen's Houthis are showing no signs of going away in the Red Sea. It's a story by Mike Glenn, Pentagon reporter at The Washington Times. Mike, take us through it.