Transcript for $50 Million Stolen in Diamond Heist on Airport Tarmac
We're going to turn, now, to the massive dit that appears to be one of the biggest of all-time, straight out of a hollywood thriller. Brazen and in broad daylight. Masked men take $10 million in diamonds off an airplane. Reporter: Forget about the space rocks that have the folks in russia scrambling after last week's dramatic meteor crash. The most sought-after rocks are not from the heavens. But from a heist. I need you to suit up. Reporter: It sounds like a scene ripped straight from a hollywood heist movie. Good plan. How did you figure it out? Reporter: Overnight, eight masked and armed men, breaking on to the tarmac at brussels airport, ambushing this swiss plane, just loaded with tens of millions of dollars worth of diamonds. According to belgian tv reports, the brazen thieves cut a hole through this security fence and drove on to the tarmac, making off with more than $50 million worth of rough diamonds in just a matter of minutes. Officials are now saying this could be one of the biggest diamond heists of all-time. Back in november, these bold leather-clad burglars road motorcycles into this london mall, a stunning smash and grab caught on camera it's really scary. We have some young girls that work for us. made off with hundreds in thousands in diamond-crusted cartier and rolex watches. But this morning, belgian authorities are hot on the trail of the eight men who left this burned-out getaway van behind, getting away with the hottest stones in the world. Hot stones, indeed. An all-out search for the thieves is under way. Officials are reporting that the thieves may have passed themselves off as police officers. But no shots were actually fired during the incident. Ironically enough, air transport is generally considered to be the safest way to ship this kind of small but obviously very pricey cargo. It was the safest way. Right. Rob, thanks very much.
This transcript has been automatically generated and may not be 100% accurate.