Democratic rivals tell billionaire Bloomberg: Let's debate

Two U.S. Democratic presidential candidates said on Sunday they would welcome the chance to square off against billionaire Michael Bloomberg if he qualifies for the next debate in Nevada.Bloomberg, a media mogul who has vastly outspent his rivals in campaign advertisements, was a late entry into the 2020 Democratic race for a nominee to face Republican President Donald Trump in November.Bloomberg, 78, has not qualified for any presidential debates but will be included in Wednesday's event if he