alex edelman is making appearances at top clubs and on tv.is unconventional career choice. >>> we take you to the farm which is out on the water. perry raso thinks farm seafood an and oysters vital to our future. that's coming up. >>> we begin with the extreme heat expected in the west and central u.s. for the next several days. daytime temperatures soar in the mid to upper 90s from california to the plains and across the central and lower mississippi valley. temperatures over 100 degrees very likely in places. kris van cleave reports on how dangerous such weather can be. >> we have help coming. >> reporter: calls for help for the heat are soaring in ft. worth. there is no relief in sight from the triple digit texas heat. we met rex in the back of the ambulance. he fell during a mile walk home. >> the heat played into getting dizzy? >> yeah. i'm 65 years old. >> reporter: paramedic john hamilton said he never has seen heat calls like this. >> this kind of heat can kill you. >> it feels like a sauna. >> reporter: on the tarmac in houston, reco