Seven events, three states, two days.

Mike Bloomberg has wrapped up a barnstorming trip to capitalize on an unsettled Democratic presidential race.

Polls show the billionaire former New York City mayor gaining traction, as onetime front-runner Joe Biden has struggled after very disappointing finishes in the first two contests.

Bernie Sanders won in New Hampshire, with Pete Buttigieg in second. The two essentially tied in Iowa.

Updated at 6:14 p.m. ET

Attorney General William Barr asked President Trump to stop his social media commentary on Thursday after the flap over the case involving Trump's adviser Roger Stone.

Barr told ABC News in an interview scheduled to air on Thursday evening that he wants Trump to "stop tweeting" and that the president's comments make it "impossible" to do his job as the head of federal law enforcement.

The elections office of Florida's third-most populous county was breached by a crippling cyberattack in the weeks leading up to the 2016 election, NPR confirmed on Thursday.

There is no indication that the ransomware attack was connected to Russian interference efforts leading up to the last presidential race, but the revelation about it now shows how election officials are preparing for this year's election without knowing all the details of what happened before.

Marie Yovanovitch, the former U.S. ambassador to Ukraine removed from her post under orders from President Trump, says the State Department "is in trouble."

"Senior leaders lack policy vision, moral clarity and leadership skills ...," Yovanovitch said Wednesday at Georgetown University. "Foreign service officers are wondering if it is safe to express concerns about policy, even behind closed doors."