>>en notng else in the e e stryrytheyeyey very clever about comimi up thge wa to sell seats to passenefrs, prcicily when they can chargegeore for either seats that are better or forts thatre less awawl.@. >> reporter:irbubuprevevusly sought patents for a desnn stacking passengers and this se-standing concept. seat maker zodiac created axagogottern whwhe e mimile seat faceshe passengers in thehe aisle d wiwiow while addg upup to 30 0 re passengers s@r ple. tennnnsee e ngressman stephen cohen rries a seats could jeardize safety making it hard to evacuate withinhe required 9090econds as seen in thth video. he's authored a bill reqring a ththf.a.a. to set nimum at- size stataards. >> if peoplean't getetut of an ey@lostheir lives. houldn't be after r accident.ft afteththe's an accident, it'ss o late a a people are dede.>> r rororr: the big question now,cott, will an aie sayyy theyt thesesseatatd d ll safefe regegators ever allow them to be inslled in a plane? pelley:s van clve, ank you,u,ris. what's killing pyersn the n.b.a.? what a new study has found next. stock k ices, earngs, and divides..