. >> another bikist, a downhill mountain biker on a twisty, back and forth switch back ride.aining speed, but -- >> ah! >> oh, no. hits a boy. >> oh, no. >> comes up and over the crest of the large dropoff. the biker immediately notices, but sad part is the biker and the little boy choose to go to the same way to avoid each other. the mountain biker, no chance of stopping, but kudos to the little guy who doesn't even make a peep. he does not cry. mom comes running over, and he's fine. it looks like he could have be a broken foot, but pops back up, mom rescues. >> a brave boy. hardly a frown on the face. >> i got to also point out, though, it was a good move by the biker because when he hit him, he pulled up the front tire to, like, prevent the wheel from going over the boy, like he lifted it up over him. according to the short discussion between mom and the rider, sowned like the boy had fell off the bike before this incident. >> sorry. >> no, no -- >> he fell off, and the was try move the bike. >> no, no, i saw him and was just like, oh. >>> a checklist for a groomsman, you

the number of proprietary trading firms which is a broad aggregated category that includes high for twistyas 17.7% in july of our volume. >> is that on a single or double counted basis? >> we get that question a lot. -- itill put it simply broke her a buys 100 shares from roker b than 100 shares sales -- sales. broker be an broker a can both claim they are 100% of the the volume. they are both 50% of the volume. >> even on a single counted basis, it is still less than 50%? >> it is less but this is another example of the industry making of jargon to confuse the broader issue. the aggregated volume should add up to 100%. that's what most people would hope to believe if they see 17% trading is proprietary trading and you would hope that is 100%. bart reached out to chilton to get a reaction to your article. he said i stand by my "new york times" opening in and he said the numbers are based on actual traders. he said iex does good things. he is saying 50%, 20% -- whatever that is, this is an important part of the market, how do we fix it? abouthink part of it is doing the research of what is