debra patta, johannesburg, south africa. >> in today's health watch, is walking a good predictor of future health? well, according to new research walking slowly and not being in good shape could be an early indicator of altzheimer's disease, the study published in the journal of neume gentlemen found connection between slow walking speed and the elderly, and the amount of protein built up in their brains. >> still ahead on "eyewitness news", star wars fans listen up, new free gadget helps you watch reality contests on your phone, gadgets designed like star wars characters. katy? >> awesome. we can expect to see much nicer weather unfold beginning as we speak, it will continue for us, for quite a while. we'll tell you just how long in the seven day forecast, that's coming up. >> definitely one of the best segments on late night television. carpal karioke with carry underwood with the late show, i love this guy. adorable. >> isn't he great? of course, singing underwood's famous song, one direction, and billy crystal. >> oh, what a line-up. great line up. >> but he just seems like cool guy.