A crime wave is sweeping the country as crooks jack up cars and slide underneath them with power saws to snatch catalytic converters. Theft of catalytic converters, which reduce the amount of pollution that comes out of your car, has gone through the roof because the value of some materials that go into making converters has skyrocketed. So what can be done to avoid becoming a victim of this crime? Inside Edition spent two days with Sgt. Tracy Hicks of Houston’s auto-crimes task force to find out.