Welcome to a Special Edition of Words Matter – Joe previews the first Democratic debates held this week on MSNBC in Miami. 20 candidates, 5 moderators, 4 hours total.The Moderators will be Lester Holt, Savannah Guthrie, Chuck Todd, Rachel Maddow and José Díaz-Balart. The first group of 10 appearing on Wednesday:·      Sen. Cory Booker of New Jersey·      Sen. Elizabeth Warren of Massachusetts·      Former Rep. Beto O'Rourke of Texas·      Sen. Amy Klobuchar of Minnesota·      Former Rep. John Delaney of Maryland·      Rep. Tulsi Gabbard of Hawaii·      Former Housing Secretary Julián Castro·      Rep. Tim Ryan of Ohio·      New York City Mayor Bill de Blasio·      Washington Gov. Jay InsleeThe second group of 10 appearing on Thursday:·      Sen. Bernie Sanders of Vermont·      Sen. Kamala Harris of California·      Former Vice President Joe Biden·      Mayor Pete Buttigieg of South Bend, Indiana·      Sen. Michael Bennet of Colorado·      Author Marianne Williamson·      Rep. Eric Swalwell of California·      Sen. Kirsten Gillibrand of New York·      Entrepreneur Andrew Yang·      Gov. John Hickenlooper of Colorado.To qualify, candidates had to receive more than 65,000 individual donations — including from 200 unique donors per state in at least 20 states — or at least 1 percent in three polls approved by the Democratic National Committee. More than a dozen candidates crossed both thresholds, with at least 20 hitting at least one of them.