Booker, Biden's 'Kool-Aid' exchange was second debate's top-tweeted moment

Sen. Cory BookerCory Anthony BookerThe Hill's Campaign Report: Bloomberg looks to upend Democratic race Poll: Biden support hits record low of 26 percent The Hill's 12:30 Report: Trump demands Bidens testify MORE's (D-N.J.) barbed exchange with former Vice President Joe BidenJoe BidenTrump threatening to fire Mulvaney: report Giuliani pens op-ed slamming 'unprecedented' impeachment inquiry Giuliani associate Lev Parnas discussed Ukraine with Trump at private dinner: report MORE over criminal justice reform and his hiring of an official connected to former New York City Mayor Rudy GiulianiRudy GiulianiTop diplomat said request for specific probes in Ukraine was 'contrary' to US policy Press: Another billionaire need not apply Condoleezza Rice says reports of an unofficial US policy in Ukraine are 'deeply troubling' MORE (R) was the top tweeted-about moment of Wednesday's debate.

Twitter's Government and Elections team tweeted Wednesday night following the debate that the back-and-forth, during which Booker told Biden: "You’re dipping into the Kool-Aid and you don’t even know the flavor.”

Booker's response came after Biden questioned the New Jersey senator and former Newark mayor's embrace of stop-and-frisk tactics by police as well as the hiring of Giuliani's former adviser.

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"If you want to compare records, and I'm shocked that you do, I'm happy to do that," Booker told Biden Wednesday night.

Other top moments from the debate, according to Twitter, included Rep. Tulsi GabbardTulsi GabbardNew Quinnipiac poll finds Biden leading in New Hampshire Gabbard lawyers demand retraction of Clinton's 'defamation' Krystal Ball praises former McConnell aide's historic win in Kentucky MORE's (D-Hawaii) exchange with Sen. Kamala HarrisKamala Devi HarrisOutsider candidates outpoll insider candidates Poll: Buttigieg leads Democratic field in Iowa Press: Another billionaire need not apply MORE (D-Calif.) for admitting to smoking marijuana after prosecuting people for the same crime, as well as Sen. Kirsten GillibrandKirsten GillibrandSenate panel clears controversial Trump court pick Advocates step up efforts for horse racing reform bill after more deaths Harris proposes keeping schools open for 10 hours a day MORE's (D-N.Y.) quip that she would "Clorox" the Oval Office as her first order of business as president.

Tuesday night's debate ended with Sen. Elizabeth WarrenElizabeth Ann WarrenOvernight Energy: BLM staff face choice of relocation or resignation as agency moves | Trump says he's 'very much into climate' | EPA rule would expand limits on scientific studies Krystal Ball credits Gabbard's upswing in 2020 race to 'feckless' Democratic establishment Outsider candidates outpoll insider candidates MORE's (D-Mass.) rebuke of former Rep. John DelaneyJohn Kevin DelaneyBloomberg run should push Warren to the center — but won't The Hill's 12:30 Report: Impeachment fight enters new stage Biden hits Warren over 'Medicare for All' plan MORE (D-Md.) going viral after the Massachusetts progressive questioned why Delaney was running to just "talk about what's not possible."