what to look for in the returns, i recently sat down with pbsee newshournd special correspondent jeff greenfield. >> t so much for being here >> my pleasure >> thompson: so you say on tuesday you will look for clues very early in the evening. india is the first state to report and that's where one of the endangered democratic senatorss is fighting for his life, joe don nelley, he loses that is going to tell us whatever slim chance the democrats think they hae of taking the senate is even slimmer, but also going to be looking at conditions, a district where retired marine fighter pilot amy mcgraph is waging a tough campaign against incumbent >> this is a deeply red district, if sheuld pull off an upset that is an early clue there may be in fact a democratic blue wave billion stg florida and georgia, they both ha gotten a lot of attention from the governor races >> yes, even though there is a tight sete race in florida, bill neil nielsen 0 governor the governor scott, running for senate, those race got enormous attention because both ina florwith andrew gillam and stacey abrams we are talking abou