Trump dominating Facebook conversation in Iowa
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Republican presidential front-runner Donald TrumpDonald TrumpFirst 100 days: A true reflection of Trump, poor reflection of America Fox poll: Trump approval below 50 percent Pelosi gives Trump an incomplete for first 100 days 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 CruzTed CruzOvernight Defense: Senators go to White House for North Korea briefing | Admiral takes 'hit' for aircraft carrier mixup | Lawmakers urged to beef up US missile defense Senators get North Korea briefing in unusual WH visit Overnight Tech: FCC chief unveils plan for net neutrality rollback | Tech on Trump's sweeping tax plan | Cruz looks to boost space industry 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 Rodham ClintonLawmakers targeted as district politics shift Want a tremendous deal on infrastructure spending? Suspend Davis-Bacon Constitutional amendment could vastly improve campaign finance MORE while approximately 87,000 people were talking about challenger Bernie SandersBernie SandersOvernight Energy: Trump orders review of national monuments, claiming ‘egregious abuse’ Dem rep: Trump's tax plan as believable as 'magic, unicorns or Batman' Sanders: Trump tax plan makes 'rigged' system 'worse' 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.