Facebook cut off access to NYU researchers studying political ads and COVID-19 misinformation, saying their work violated its terms of service. Jenny Kane/AP hide caption
political ads
COVID-19 ads that Los Angeles County Supervisor Sheila Kuehl planned to run on Facebook got caught in the social network's ban on political advertising. Los Angeles County hide caption
Mask Up! How Public Health Messages Collide With Facebook's Political Ads Ban
With more people voting by mail this year, Facebook and other social media companies are preparing for a potential delay in election results. Frederic J. Brown/AFP via Getty Images hide caption
Google is the latest tech company to tighten its election-related policies ahead of November's vote. Denis Charlet/AFP via Getty Images hide caption
Presumptive Democratic presidential nominee Joe Biden is blasting Facebook for its refusal to fact-check political speech. John J. Kim/Tribune News Service via Getty Images hide caption
Facebook says it will continue to allow political ads to be targeted to only small groups of its users. Here, Facebook Chairman and CEO Mark Zuckerberg is seen visiting Congress for a hearing last October. Erin Scott/Reuters hide caption
Twitter will stop running political ads, CEO Jack Dorsey announced Wednesday. Online political ads pose "significant risks to politics," he tweeted. Denis Charlet/AFP/Getty Images hide caption
Facebook CEO Mark Zuckerberg, seen here in May, has announced new rules intended to remove ads that interfere with the integrity of elections. Steven Senne/AP hide caption
Former Florida Gov. Jeb Bush speaks at a town hall at Columbia Metropolitan Convention Center in Columbia, S.C., on Thursday. Andrew Harnik/AP hide caption
With supporters as fervent as these, Donald Trump has found he doesn't need TV ads to stay afloat in the packed GOP field. Alex Wong/Getty Images hide caption
Republican presidential candidate Ben Carson's campaign has been a fast-adopter of targeting people on Facebook. He has more than 4 million likes on the social media site, more than any other candidate. Charlie Neibergall/AP hide caption
Like It Or Not, Political Campaigns Are Using Facebook To Target You
Jeb Bush has struggled this summer in the GOP primary race, falling from front-runner to back of the pack. But a superPAC supporting him is coming to the rescue, dumping in $24 million in TV ads. David Goldman/AP hide caption
Detroit Tigers Victor Martinez (left) and Torii Hunter celebrate Martinez's two-run home run against the Minnesota Twins on Thursday. Paul Sancya/AP hide caption
Senate Minority Leader Mitch McConnell holds a rifle on stage at the Conservative Political Action Committee annual conference earlier this year. Susan Walsh/AP hide caption
A frame grab image from video provided by Americans for Prosperity shows a political ad against Rep. Ann McLane Kuster, D-N.H., stating the Affordable Care Act is not working. AP hide caption
Addressable TV advertising technologies, which allow advertisers to selectively target audiences and serve different ads within them, are poised to play a bigger role in political campaigns. Matt Rourke/AP hide caption
Sen. Mark Pryor, D-Ark., speaks in Stuttgart, Ark., in August. Pryor's latest ad in his re-election campaign hammers his GOP opponent's position on the government shutdown. Danny Johnston/AP hide caption
The Campaign to Defeat Barack Obama, a small-donor PAC, has launched a bus tour to reach conservative voters in hotly contested states, while trying to raise money to launch an anti-Obama TV ad. Yfat Yossifor/Courtesy of Mlive.com hide caption
Will these Green Bay fans be cheering as much as they did during the 2011 Super Bowl when their beloved Packer games are interrupted by local political ads this fall? Matt Ludtke/Getty Images hide caption
President Obama's re-election campaign has released four new Spanish-language ads, each ending with the phrase: "Esta eleccion si importa," which in English means, "This election does matter." barackobama.com hide caption