Republican Rand Paul of Kentucky becomes first US senator to test positive for coronavirus.

Two Democratic senators filed Wednesday to officially be on the ballot in New Hampshire’s first-in-the-nation primary, a day before Vice President Mike Pence was set to arrive to file on the president’s behalf. Sen. Amy Klobuchar of Minnesota visited the statehouse to sign the paperwork as she qualified for her party’s December debate, having reached 5% support in a Quinnipiac...

Bernie Sanders suffered “modest heart muscle damage” during his recent heart attack but has since recovered well and is fit enough for the rigors of the presidential campaign and the White House should he win it, according to letters released Monday by his primary care physician and two cardiologists. The 78-year-old Vermont senator is the oldest candidate in the 2020 presidential...

The dean of the U.S. Senate Thursday called on his colleagues to serve as the “conscience of the country,” and to put the Constitution ahead of politics when it comes to the impeachment of President Donald Trump. “I take a solemn oath to uphold the law and follow my conscience,” said Sen. Patrick Leahy, D-Vermont. “Otherwise, why be in...

Sen. Patrick Leahy, D-Vt., called on his colleagues to be the “conscience of the country” and to put the Constitution ahead of politics when it comes to the impeachment of President Donald Trump.

The Minnesota senator called the government shutdown an ‘outrage,’ and asked Barr what he would say to furloughed Justice Dept. employees.

Democratic presidential hopeful Kamala Harris tackled the criminal justice system, minimum wage, the public education system, climate change and the country’s economy at her first formal New Hampshire event on Tuesday. Harris stopped by “Politics & Eggs” as the featured speaker as she makes her first swing through the Granite State.

Clinton hailed the plan as a progressive victory and applauded the initiative from Democrat Cuomo.

Reacting to an NBC10 Boston investigation about a Tesla driver who said he fell asleep at the wheel for 14 miles, Sen. Edward Markey is calling for answers.

Former Vice President Joe Biden said he was endorsed by the only African American woman to be elected to the Senate, before being called out by Sen. Kamala Harris: “That’s not true. The other one is here.”

Former Vice President Joe Biden incorrectly said that he has the support of the “only African American woman ever elected to the Senate” while talking about his support from black voters during the fifth Democratic presidential debate. That drew a response from California Sen. Kamala Harris, who became the second black female senator when she was elected in 2016. “The...

Vermont Sen. Bernie Sanders says Palestinians should be treated with dignity and respect in response to an unrelated question about foreign policy.

White House senior adviser Stephen Miller had more editorial influence over the right-wing news website Breitbart during the 2016 presidential campaign than previously known and attempted to push articles attacking then-presidential candidate Sen. Marco Rubio, R-Fla., according to a new batch of leaked emails shared with NBC News. The emails, which were first given to the Southern Poverty Law Center...

Elizabeth Warren’s proposal to gradually move the country to a government-funded health care system has further inflamed the debate over “Medicare for All,” likely ensuring the issue will play a significant role in this week’s Democratic presidential debate.

Republican Sen. Susan Collins has a well-funded Democrat prepping to challenge her next year. She has national women’s groups ready to attack her over her vote for Supreme Court Justice Brett Kavanagh. And she’s a moderate facing an electorate that increasingly prioritizes purity. Still, the four-term Maine senator’s biggest hurdle to reelection may be the president of her own...

Democratic presidential hopeful Elizabeth Warren on Wednesday submitted the paperwork needed to enroll her name in New Hampshire’s first-in-the-nation primary election. The U.S. senator from Massachusetts submitted the necessary paperwork and $1,000 fee to enter her name on the ballot at the New Hampshire Statehouse about 1:15 p.m.

A hearing was held Tuesday for “Conrad’s Law,” a Massachusetts bill that would criminalize the coercion of suicide named for Conrad Black, whose death led to the infamous “texting suicide” case.

A federal jury has convicted a woman of mailing a letter that contained powder to the home of Republican Sen. Susan Collins of Maine. Suzanne Muscara, of Burlington, was convicted Monday of mailing a threatening communication.

A candidate for Congress in Maine is trying to raise money by raffling off an AR-15 rifle.

Joe Biden said Saturday he is undeterred by the ascendancy of Democratic rival Elizabeth Warren, noting that some of his supporters are already treating the primary campaign as a general election contest between him and President Donald Trump. “She doesn’t affect my strategy, period,” the former vice president said in an interview with The Associated Press before a town hall...