The Democratic presidential candidate argued that Republicans and Democrats "should facilitate the process of Democracy [but] not in any way dictate the process."
President Donald Trump recycled his own "Three Stooges" insult against a trio of Republican Party members running against him in the upcoming 2020 GOP presidential primary.
"It's an awfully anti-Democratic process that's being suggested by the party," former South Carolina Governor Mark Sanford said.
"The president has called himself the 'King of Debt,' has a familiarity and comfort level with debt that I think is ultimately leading us in the wrong direction," Sanford said.
"My aim is to win the New Hampshire primary and if that happens, I think all bets are off," said former Massachusetts Governor Bill Weld.
Outgoing South Carolina Republican congressman Mark Sanford cautioned Americans against accepting easy promises from a "Hitler-like character," comparing the Nazi Germany leader's post-World War I rise to today's political climate.
Katie Arrington, who beat Mark Sanford in the Republican primary for Congress, was seriously injured in a fatal car accident Friday night.
Republican Representative Mark Sanford was defeated in his primary election this week by an avid Donald Trump loyalist.
Co-host Mika Brzezinski and Representative Mark Sanford each put at least some blame for Wednesday's shooting on the president.