for the Democratic presidential nomination.

Biden has been sending signals that he is considering getting into the race while Clinton – a former secretary of state, U.S. senator and first lady – takes hit after hit in the polls as her email scandal has become the news story that won't go away.

'I'd love to see Joe get in the race,' Cheney told CNN correspondent Jamie Gangel on the network's 'New Day' morning program.

'Go for it, Joe!' he urged with a half-snicker directed at the famously gaffe-prone Obama deputy. 'He's tried twice before.'

ATTACKED FROM HER LEFT FLANK: Self-described 'socialist' senator Bernie Sanders criticized Clinton on Monday for her email habits while she ran the State Department

Biden, he said, 'obviously is interested. I think there's a lot of support for himClinton's emails once housed on her now-infamous server.

The other 30,000-plus were deleted at Clinton's direction. She has claimed they were all personal in nature, but Republicans on Capitol Hill have been dogged in their attempts to prove otherwise as they investigate her actions before, during and after a pair of 2012 terror attacks in Benghazi, Libya.

Those bloody assaults on State Department facilities and a nearby CIA-controlled annex killed four Americans including then-U.S. ambassador to Libya Christopher Stevens.

Clinton's selective disclosures to her old agency have resulted in a situation where some conservatives are alleging that foreign powers now have a more complete record than America's government does of her correspondence during her four years as the top U.S. diplomat.

'You think the Russians and the Chinese have her emails? '