we are joined from miami by sarah dollop. >> what are other big moments people will b talking about today? >> reporter: well, good morning. you know, for the second night in a row, this arena behind me nter of the he political universe and for good ason. last night was all about star power. four of the five front-runners in early polling were on stage enenga engaging on heated debates from health care to guns to immigration and you touched on race earlier. joe biden was on the defense for several other issues as well, hi including age. o atne point, being prodded about itg bein time for him to pass the torch an joe biden saying nt mains a strong hand hold on that torch. we also saw some moments of levitydethroughout the bate. when it was all done, here is i how broke down. former vice president joe biden spoke the longest out of all of the candidates, followed by senator kamala harris and then senator sanders. voters this morning, waking up with a clearer picture of these 20 candidates and what they have to offer for this presidential run in 2020. back to you. >> thank you, sarah. >>> we

sarah dollop joins us live from miami. >> what are the other big moments that people will be talking about today? >> reporter: over those two hours, we saw a number of moments. really the stage last night for the second night in a row, the center of the politicad world r good reason. last wightas all about star power. four of the five candidates who were leading in early polls were on stage. this is one of the first timesua we actly saw the candidates begin to criticize each other. previously, they had reserved that for criticizing tht presiden and his administration. generational the issues highlighted. we saw -- we heard a call for joe biden to pass on the torch and retire from politics. he declined, by the way. we also some moments of levity.l when a is said and done and when we look who was given the ost time to spem thak that was former vice president joe biden and followed by senator kamala harris and senator bernie sanders of rmont. finally today, voters waking up with a clearer picture of who these 20 idates are and where they stand on key issues, not only where on the key is