President Trump Donald John TrumpBubba Wallace to be driver of Michael Jordan, Denny Hamlin NASCAR team Graham: GOP will confirm Trump's Supreme Court nominee before the election Southwest Airlines, unions call for six-month extension of government aid MORE in an early morning tweet said that people are no longer saying that Hillary Clinton Hillary Diane Rodham ClintonJoe Biden looks to expand election battleground into Trump country Biden leads Trump by 12 points among Catholic voters: poll The Hill's Campaign Report: Biden goes on offense MORE's campaign utilized social media better than his campaign did in 2016.

"Remember when they were saying, during the campaign, that Donald Trump is giving great speeches and drawing big crowds, but he is spending much less money and not using social media as well as Crooked Hillary’s large and highly sophisticated staff," the president said.

"Well, not saying that anymore!"

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Remember when they were saying, during the campaign, that Donald Trump is giving great speeches and drawing big crowds, but he is spending much less money and not using social media as well as Crooked Hillary’s large and highly sophisticated staff. Well, not saying that anymore! — Donald J. Trump (@realDonaldTrump) March 22, 2018

The tweet comes following the controversy involving Facebook and British research firm Cambridge Analytica, which was linked to the Trump campaign.

The social media platform revealed that the firm improperly harvested data from 50 million Facebook users without permission.

Facebook’s CEO, Mark Zuckerberg Mark Elliot Zuckerberg2.5 million US users register to vote using Facebook, Instagram, Messenger Hillicon Valley: Trump's ban on TikTok, WeChat in spotlight | NASA targeted by foreign hackers | Instagram accused of spying in lawsuit The Hill's Morning Report - Sponsored by The Air Line Pilots Association - Trump contradicts CDC director on vaccine, masks MORE, acknowledged on Wednesday that the company had “made mistakes” in its dealings with Cambridge Analytica.

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“We have a responsibility to protect your data, and if we can't then we don't deserve to serve you. I've been working to understand exactly what happened and how to make sure this doesn't happen again,” Zuckerberg wrote in a Facebook post.

Special counsel Robert Mueller Robert (Bob) MuellerCNN's Toobin warns McCabe is in 'perilous condition' with emboldened Trump CNN anchor rips Trump over Stone while evoking Clinton-Lynch tarmac meeting The Hill's 12:30 Report: New Hampshire fallout MORE’s team is studying the relationship between Trump’s campaign and Cambridge Analytica, ABC News reported on Wednesday.

Digital experts who worked to support Trump’s White House bid have met with Mueller’s team of investigators, according to the network.

Those staffers reportedly worked closely with Cambridge Analytica.

The Trump campaign declined to comment to ABC News.

Facebook has also faced backlash for how Russian actors used its platform to try and influence the 2016 presidential election.