https://youtube.com/watch?v=CrdGmB9z0Sk%26hl%3Den_US%26fs%3D1

On January 1 , 2011 , new DUI laws will go into effect in Tennessee that mandate the ignition interlock devices. These devices may be required to be installed in cars of those convicted of DUI. Here’s a short video of a lady that had her child blow into the interlock device.The interlock device is…