members were announced in salt lake city. >> the only thing i said to my family was, bring a jacket that doesn't scream america. >> reporter: for athletes that raced down a 350-foot high ski jump without fear to yal fi for the olympics, there's not a lot that scares them. >> security isn't my top concern. i'm hoping everybody goes there for the right reasons. >> we try to be safe. we're big fans of the buddy system on our team. other than that, we will be pretty sheltered. staying in the village where we are. >> reporter: in a case of what may be just security jitters, the olympic teams of the u.s. and five other countries turned over to law enforcement troubling e-mail messages they received about possible attacks. and even the white house press secretary addressed the threat environment. >> we have seen an uptick in threat reporting prior to the olympics. which is, of course, of concern. >> and adding to those concerns, in sochi, still no success by russian authorities in tracking down the alleged female suicide