Child Car Safety Seats : Are regular child seats safer than seats that are also used in strollers?

Stephanie Tombrello (Child Passenger Safety Educator & Executive Director, SafetyBeltSafe USA) gives expert video advice on: What qualities should I look for in a child safety seat? | Is it safe to use an old or second-hand child safety seat? | Can I still use a child safety seat after an accident? and more...