General Motors (GM 0.48%) recently announced that its worldwide sales were up 3.9% in the first half of 2013. That's not an awful result -- at least they weren't down -- but Volkswagen (VWAGY 1.26%), among others, did better. And VW is determined to overtake GM in the global sales race. Can GM hold off its German rival?

In this video, Fool.com contributor John Rosevear looks at the numbers from around the world -- and explains that in the race that really matters, GM is already far, far behind Volkswagen and Toyota (TM 0.60%).