NHTSA’s “Where’s Baby? Look Before You Lock” is a $3 million campaign to remind drivers to never leave children unattended in cars and to lock their cars to prevent children from entering unlocked vehicles. The annual heatstroke prevention campaign kicked off with virtual events in Atlanta and Houston, as NHTSA and safety stakeholders reminded the public of the dangers of leaving children in hot cars. “No child should die because they were trapped in a hot car.