Trump dominating Facebook conversation in Iowa
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Republican presidential front-runner Donald TrumpDonald John TrumpConservatives express concern over House GOP immigration bill Poll: McSally holds 14-point lead in Arizona GOP Senate primary Trump defends Nielsen amid criticism over family separations MORE dominated the conversation on Facebook in the week leading up to the first-in-the-nation caucuses, according to the social media giant.

More than 180,000 people in the Hawkeye State were talking about the real estate mogul, Facebook said, generating almost 730,000 likes, comments, posts and shares.

Sen. Ted CruzRafael (Ted) Edward CruzConservatives express concern over House GOP immigration bill GOP senators introduce bill to prevent family separations at border Senate GOP tries to defuse Trump border crisis MORE (R-Texas), Trump’s closest rival for the GOP nomination, was a distant second with 48,000 people generating 155,000 interactions.

Among Democrats, almost 100,000 people in Iowa generated almost 370,000 interactions about Hillary ClintonHillary Diane Rodham ClintonLewandowski says 'womp womp' at story of young girl being separated from mother at border Giuliani: FBI asked me about tease of a 'surprise' before election Republicans tear into IG finding on Clinton probe MORE while approximately 87,000 people were talking about challenger Bernie SandersBernard (Bernie) SandersHeckler yells ‘Mr. President, f--- you’ as Trump arrives at Capitol Veteran New York Dems face upstart challengers Senate passes 6B defense bill MORE, generating some 336,000 interactions.

Facebook said “Wall street and financial regulation” was the top issue for its users in Iowa, followed by “crime and criminal justice.”

Abortion, taxes and ObamaCare rounded out the top five issues.