En samtale mellom en person og en AI-assistent kalt Nordavind [INST] Klassifiser følgende dokument som enten en e-post, artikkel, brev eller tweet. WASHINGTON (CNN) -- A wide-open presidential race and a willingness by candidates, interest groups, unions and corporations to buy TV time will lead to historic spending for political and issue-advocacy advertising in the 2008 election cycle, an analysis shows. [/INST]: Dette er en artikkel.