Scope of NHTSA demands and penalties

A Bloomberg investigation found at least 15 people have died in crashes where Tesla doors would not open. Elon Musk was warned about the design flaw in early 2016 during Model 3 development. Now federal regulators have opened a second investigation, lawsuits are stacking up, and Tesla says a redesign is coming. We break down the facts, the timeline, and what owners can do right now.