Watch: MSNBC's 'Morning Joe' cuts to commercial as squabble breaks out over Joe Biden

For the second time in a week, MSNBC host Joe Scarborough got into an argument with one of his regular "Morning Joe" panelists which led, in this case, to co-host Mika Brzezinski interceding and taking the show to commercial.

Last week Scarborough got into an argument with fellow MSNBC host Michael Steele over the effectiveness of being civil with Donald Trump with Steele at one time telling his counterpart, "I'm telling you something you seem to forget –– so, let me make my point, you may not like it...