Democrats are poised to feature the party's rising stars from crucial swing states at next month's national convention, along with popular Massachusetts lawmakers expected to denounce presumptive Republican presidential nominee Mitt Romney's tenure leading the state.

Former Virginia Gov. Tim KaineTimothy Michael KaineDemocrats turn on Al Franken Avalanche of Democratic senators say Franken should resign Senate panel moves forward with bill to roll back Dodd-Frank MORE, locked in the midst of a high-profile and tightly contested U.S. Senate race, will be joined by Colorado Gov. John Hickenlooper and former Ohio Gov. Ted Strickland in Democrats' push to highlight swing states, according to a report Monday by The Washington Post.

Meanwhile, former presidential candidate Sen. John KerryJohn Forbes KerryLobbying world Kerry: Trump not pursuing 'smart' or 'clever' plan on North Korea Tillerson will not send high-ranking delegation to India with Ivanka Trump: report MORE (Mass.), Gov. Deval Patrick (Mass.) and U.S. Senate candidate Elizabeth WarrenElizabeth Ann WarrenOvernight Regulation: Net neutrality supporters predict tough court battle | Watchdog to investigate EPA chief's meeting with industry group | Ex-Volkswagen exec gets 7 years for emissions cheating Overnight Tech: Net neutrality supporters predict tough court fight | Warren backs bid to block AT&T, Time Warner merger | NC county refuses to pay ransom to hackers Avalanche of Democratic senators say Franken should resign MORE are all expected to earn prime speaking slots at the convention — and use that position to knock Romney's record in their home state.

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Democrats are also planning to feature some of the younger up-and-comers in the party. In addition to keynote speaker and San Antonio Mayor Julian Castro — the youngest mayor of a major American city, and a Hispanic-American — speakers include Kamala Harris, the African and Asian American California attorney general, and Gov. Martin O'Malley of Maryland, rumored among the 2016 presidential candidates.

There should also be some red meat for the base, with Chicago Mayor Rahm Emanuel — a former Illinois congressman and Obama chief of staff — expected to be awarded a prime speaking slot.

Democrats had previously announced that first lady Michelle ObamaMichelle LeVaughn Robinson ObamaObama on social media: You’ve got to ‘think before you tweet’ MSNBC trolls Trump with video montage of Obama saying ‘Merry Christmas’ Overnight Regulation: USDA delays healthy school lunch requirements | Senate panel advances controversial environmental pick | Drone industry pushes to ease rules | Dem commish joins energy regulator MORE and former President Clinton would anchor their Tuesday and Wednesday speaking schedules, respectively.

The Democratic convention begins Sept. 4, with President Obama set to speak Sept. 6, the final night of the convention, at Charlotte, N.C.'s NFL stadium.