MSN: The Ones To Watch: Possible and declared 2020 presidential candidates

On Joe Walsh:

Joe Walsh, a former Illinois congressman ad tea party favorite turned radio talk show host, announced a longshot challenge Aug. 25 to President Donald Trump for the Republican nomination in 2020, saying the incumbent is “completely unfit” for office and must be denied a second term.

“Somebody needs to step up and there needs to be an alternative” among Republicans, Walsh told ABC’s “This Week,” adding that “the country is sick of this guy’s tantrum. He’s a child. ... He lies every time he opens his mouth.”