It’s been 10 years since Texas changed its drunken-driving laws, and Mothers Against Drunk Driving says that’s why Texas leads the nation in DWI deaths.

MADD president Colleen Sheehey-Church was in Grapevine on Saturday to speak at an annual conference held by SmartStart, an ignition interlock company. Her appearance was in conjunction with one of MADD’s top 2015 initiatives: to get all states to require first-time DWI offenders to install ignition interlock devices in their vehicles.