NBC Nightly News Airs Porn Trucks

In a case of very poor timing, Lester Holt throws it out to a reporter live in Vegas just as 2 trucks pass by.

If you've been to Vegas, this is no surprise to you.  The number of sign trucks, neon signs and men handing out flyers of half naked women is bit on the ridiculous side.

But the chances of going live at this very second...it's pretty funny.