we're talking about sports head injuries and here in the studio with mike shumann and me and dan lynche advisory board of the california concussion coalition. >> shu: you have played with three teams in your career you didn't think you had a condition concussion but what was your symptoms? >> i didn't know what a concussion was until 2007, i read a book who was the founder of the sports les legacy institute. it brought me back to time with the 49ers and it's miserable and hot out and not a lot of fun. i didn't feel like getting out of bed one day. i didn't care my salary was on the line for not showing up to work. i ended up going and seeking help with a health professional outside of the team because i was embarrassed to go to a team doctor to let them know about the mental issue. >> shu: you had depression? >> i'm sure you know the n.f.l. locker room isn't a sensitive place to bring up mental issues. >> cheryl: that made a big difference to you? >> i didn't know what was going on. this was in the early 2000 and it wasn't until 2007 after reading the book put the pieces together and d

dan? >> he's been at merrill lynch for years and years. i looked up to see if it was his brother. thank you for pointing that out. >> we are first at the top of the hour. take a look at the u.s. equity futures. they are rebounding, a moderate rebound. up 110 points for the dow after being down 550 over the last two trading sessions. edible rush of the mercedes-benz you've always wanted. ♪ . . >> stocks and other markets take a beating. the dow and s&p 500 wiping out all tear gains for may and june. so is this another buying opportunity? we will find out if there is room to run or whether the market slide will continue. >>> the state of the business traveler. who members of our global cfo are here to give us the guidelines and logic. >> and the latest quarterly results and outlook for the business as the second hour of "squawk box" begins right now. ♪ . >> good morning, everybody. welcome to "squawk box" on cnbc. i'm becky quick along with joe kernen and after two steep days of decline the futures are indicated higher right now it looks like the dow would open 112 points the s&p cl

lynch's ex will make out quite nicely. >> bill: california law. if you have a right to get married, you have a right to get divorced. please remember that dan.'ve been married a week already. >> friedman says, he believes in gay marriage. he believes gay people have the right to be just as miserable as the rest of us. >>> alas alaska airlines is making a big change in its airlines between anchorage and fairbanks. people aren't happy for switching from jets to turboprop planes. passengers will have to board from outside on the ground in negative 40 degree temperatures in the winter instead of walking on to the aircraft from those heated jet ways directly from the terminal. >> bill: look, they live in alaska. [ laughter ] don't freakin' complain. you moved to alaska. then you're going to be cold, ya know? that's it! just deal with it. move to florida if you don't like it. all right. what do you say? well, the latest -- boy the buzz about nsa and edward snowden is what has certainly dominated the news. we talked about it yesterday. which it happened, edward snowden and i couldn't wait for the briefing to find out what the official white house r