The Republican Flake has been critical of Trump and announced previous year that he would not seek another term.
"I'm going to have to work hard; you don't take anything for granted".
"I have a lot to offer".
Months after being pardoned by President Donald Trump following his conviction on charges of criminal contempt, Sheriff Joe Arpaio announced Tuesday that he is running for the Arizona Senate seat left vacant by the retirement of Senator Jeff Flake.
GOP Sen. Jeff Flake is retiring, setting up a fight among top Arizona Republicans for the nomination.
Arpaio tweeted Tuesday: 'I am running for the U.S. Senate from the Great State of Arizona, for one unwavering reason: to support the agenda and policies of President Donald Trump in his mission to Make America Great Again'.
Before Trump granted the pardon, the American Civil Liberties Union, which sought the court injunction against Arpaio, said it would be 'a presidential endorsement of racism'.
Arpaio and McSally would join Kelli Ward, the conservative state senator who drew 40% of the vote in the 2016 primary against Sen. "But I would not being doing this if I thought that I could not win. They'll have their political firing squads and bring tons of money here, because they don't want to lose", Arpaio told The Examiner, adding "I just want to do everything I can to support our president". John McCain in 2016 and as well as Rep. Martha McSally, who is expected to enter the race on Friday.
Arpaio was pardoned by Trump a year ago after he was found guilty of contempt of court for willfully violating a federal judge's order to stop a program of racially profiling Latinos.