Two aides to Pennsylvania Sen. John Fetterman left his office shortly before the publication of a story calling into question the Democrat’s health. Caroline Shaffer and Madeleine Marr parted ways with the senator in the lead-up to a May 2 New York magazine story revealing that current and former staffers were concerned about Fetterman’s mental and physical well-being,

Journalist Mark Halperin defended media reports detailing the alleged cognitive decline of Democratic Sen. John Fetterman, saying these discussions were "warranted."

The article details troubling allegations about Fetterman’s behavior from former chief of staff Adam Jentleson and other staffers.

The former chief of staff to U.S. Sen. John Fetterman grew so concerned about the Pennsylvania Democrat’s behavior last year he wrote a detailed letter to Fetterman’s doctor, warning that the politician appeared to be experiencing significant mental health challenges that could pose serious risks to his well-being,

Pennsylvania Sen. John Fetterman tore into the current and former staffers who badmouthed his mental health to a “very left publication” for a “hit piece” that rocked the

The Alabama Republican argued their silence is out of fear of the party’s progressive base, discomfort over his outspoken support for Israel

A tense meeting last week between Pennsylvania Senator John Fetterman and a delegation from a teachers union ended with one of his staffers in tears according to the Associated Press news agency, escalating growing concerns over the Democratic lawmaker's mental health and behavior just three years after suffering a life-threatening stroke.

The senator insists he is in good health. But staffers past and present say they no longer recognize the man they once knew.

Some prominent political figures have come to Sen. John Fetterman’s defense, including Pennsylvania’s junior senator, Republican Dave McCormick.