US autoworkers back on assembly lines as car sales plummet

Across United States, unsold cars by the thousands sit idle, competing with cheaper, used cars.

Workers at the United States’s three largest carmakers are going back to the assembly lines.

Their return comes as sales plummet and automakers post massive losses.

As Al Jazeera’s John Hendren reports, the industry faces a number of questions, including how it will keep workers safe.