market price on outlet tags are deceptive business practices when some of the same items are not even sold at the traditional stores and now several members of congress including u.s. senator richard blumenthal asking the ftc to open an investigation. what have they done? >> the ftc, unfortunately, has done nothing. >> reporter: to see what we would find my producer and i shopped at an outlet mall in new jersey. >> can i return this to a regular saks? >> no. >> reporter: our first stop, saks fifth avenue. >> this line is actually produced for the off 5th stores only. >> reporter: it's a mission tur made for outlet and overflow from the regular store but from the neiman-marcus -- >> is this made for just this store or the -- they said their clearance stores receive overflow but last call studio stores are all made for outlet clothing. we brought the items we bout to textile professor dr. janesss