Sen. Chuck Grassley, the Iowa Republican, has been in the Senate longer than most Americans have been alive. Now he holds an important key to Donald Trump's second-term agenda.

Ahead of Kash Patel's confirmation hearing, Sen. Chuck Grassley addressed Wednesday's deadly midair collision near Reagan National Airport.

Senate Judiciary Committee Chairman Chuck Grassley of Iowa is joining Senator Ted Cruz to introduce the "Stop Illegal Reentry Act."

Chuck Grassley is old school — and that’s not just because he’s 91 years old. The Iowa Republican is the longest-serving current member of the U.S. Senate, and as chair of the Senate Judiciary Committee,

Senate Judiciary Committee Chairman Chuck Grassley demanded President Trump provide an explanation for his firing of most federal inspectors general.

Robert F. Kennedy Jr. first appeared before the Senate Finance Committee on Wednesday, and will speak before the Senate Health Committee on Thursday.

The FBI has recorded a sharp spike in complaints that its own agents and employees have engaged in sexual misconduct, ranging from assault to harassment, despite a pledge by the bureau’s leaders to eliminate the longstanding problem.

Chairman Chuck Grassley and Ranking Member Dick Durbin said Trump didn’t follow the law when he removed 18 inspectors general last Friday.

A Senate report uncovered financial mismanagement by private equity firms in healthcare, shedding light on their impact on patient safety and hospital operations.

Sen. Chuck Grassley opened the confirmation of Kash Patel for FBI director by revealing several emails regarding investigations into President Trump.

One of Grassley’s points was about his efforts to get a bill passed that would disclose prices on prescription drugs in television ads.