martha: all clear for landing on runway i-85, a nice long stretch of straight highway. bill: plenty of pavement. martha: engine problems forced the pilot to put it down on the highway, blocking four lanes and it is miraculous, we have seen it before, when in doubt, if you don t have somewhere to go, land on the highway, and everyone will get out of your way, fortunately, no reports of injuries. bill: i-85, atlanta. and, it is packed all the time, fighting terrorist threats, in southern california the l.a. sheriff s department is using a high-tech ship that can detect chemical and biological weapons before the car goes off loaded and that is one of the many tools authorities are now using to protect against a potential attack, and adam housely at the port of l.a., in long beach, how