wednesday, he posted his candidacy on facebook as well and may find that he has lots of new friends in the race for the gop nomination. i don t get in and i would support one of them. reporter: indiana governor is considering a round and run and john hundredssmith and donald trump, still trumping his potential candidacy as well. and i have a lot of credit. reporter: gingrich s candidacy comes with and best known as bill clinton s 1990s political foe, his controversial and confronting al style could be a problem. can newt gingrich get elected from the in. anyone can get elected president. reporter: american university political science professor leonardsteinhorn said in order to win the republican nomination, ging rich will need to broaden his appeal. he has a checkered past and wants to run as a values candidate. he s known as a condition servative firebrand but the only way to get elect side by bringing in moderates to his hold. he s fold. reporter: one