NPR News

If the airbag in your car was replaced sometime in the past three years, and it wasn't done at an auto shop attached to a car dealership, there is a small possibility the part could be fake.

The National Highway Traffic Safety Administration is expected to issue an alert today telling consumers whether they should have their vehicles checked for the real McCoy. More than 100 types of vehicle airbags could be involved.

Good Wednesday morning - here are our early stories:

Chemistry Nobel Goes To Scientists Who Studied Body's Receptors.

Jack Welch Says He Was 'Right About That Strange Jobs Report'.

And here are more early headlines:

When former General Electric CEO Jack Welch tweeted on Friday that the drop in the unemployment rate last month was "unbelievable" and that President Obama and his campaign aides "will do anything ... can't debate so change numbers," he aligned himself with conspiracy theorists who were asking if some sort of "October surprise" had been pulled.

Transcript

STEVE INSKEEP, HOST:

In 1949, a teacher at Eton, a British boarding school, belittled John Gurdon's dreams of becoming a scientist as "quite ridiculous." This week, Gurdon's breakthrough in reprogramming cells received the Nobel Prize for medicine.

Americans Robert Lefkowitz and Brian Kobilka have been awarded the 2012 Nobel Prize in Chemistry for their "groundbreaking discoveries" about the "fine-tuned system of interactions between billions of cells" in the human body, the Nobel Prize committee announced this morning.

In Pakistan, a 15-year-old girl is in the hospital with a bullet wound in her head. The Taliban claimed responsibility for the shooting. Malala Yousefzai has spent several years criticizing violent Islamist militants who do not want girls to have an education.