floor broker doreen mogavero says sentiment is very negative. >> there's really no panic. we've seen no panic here at all. it's been very orderly, but, i think people are really reassessing their positions in the market. >> reporter: so what's an investor to do in this frightening and volatile trading environment? experts say that depends on the strength of their stomach, also known as risk tolerance. market strategist mike ryan says most investors should stay in the market. >> i think people who are selling at these levels today are going to wind up being disappointed, because i think while we certainly have these concerns, i think the earnings outlook remains. it certainly doesn't justify the market where it's trading at right now. >> reporter: and, that earnings outlook is pretty darn good. big u.s. firms are expected to show tasty profits in the second half, a 16% increase in earnings in q3 and even more in q4. >> reporter: as for what could give this unhappy market some positive traction, experts say good news on jobs. tomorrow, we'll get a look at unemployment claims