Senior Democrats close to Joe Biden told his former chief of staff Ron Klain that the then-president was on the decline, ...

Former President Joe Biden’s chief of staff, Ron Klain, told staffers on the House Oversight Committee that former National ...

Former President Joe Biden’s own allies reportedly raised serious concerns about his ability to stay in the race long before ...

Klain — a member of a purported “Politburo” that made high-level decisions as Biden grew less cogent in office — appeared ...

Former Biden chief Ron Klain told House investigators that Hillary Clinton expressed concerns about Biden's political ...

Jake Sullivan, who served as national security adviser in former President Joe Biden’s administration, on Thursday conceded he was surprised to see his former boss’ performance in his 2024 debate ...

Former national security adviser Jake Sullivan backed his former boss — President Joe Biden, whose mental acuity is being reexamined in light of revelations in a new book — with Sullivan ...

Sources claimed the former secretary of state met with the president's chief of staff before he dropped out of the 2024 ...

The latest on Jake Sullivan, President Joe Biden's national security advisor. Sullivan previously served in the White House as a national security advisor to then-Vice President Joe Biden.

U.S. National Security Adviser Jake Sullivan is scheduled to meet with Chinese Foreign Minister Wang Yi (pictured) during the trip, with the two expected to talk about several key topics, including ...

Wang Yi, right, the director of the Communist Party's Central Foreign Affairs Commission Office gestures to White House national security adviser Jake Sullivan, before their talk at Yanqi lake in ...