Louisiana Republican Sen. John Kennedy commented on the quadruple murder at a New York City high-rise office building on Monday. "We don't need more gun control. We need more idiot control," Kennedy told FNC's Sean Hannity.

Federal officials said a psychoactive ingredient in kratom had been refined and added to supplements that could quickly become addictive.

Democrats on the U.S. Senate's health committee launched an investigation on Tuesday into Health Secretary Robert F. Kennedy Jr.'s firing of all members of a Centers for Disease Control and Prevention panel of vaccine experts.

Deputy Attorney General Todd Blanche and Health/Human Services Secretary Robert F. Kennedy Jr give a press conference on new efforts to tackle the opioid crisis.

Jacqueline Kennedy Onassis was born on July 28, 1929, and died on May 19, 1994. These photos capture her teen years, Camelot era, and beyond, giving a rare glimpse at her life and legacy.

Secretary Kennedy and Commissioner Makary have shown exceptional leadership in confronting one of the most urgent public health threats related to mislabeled, manipulated psychoactive substances,” said Mac Haddow,

Author J. Randy Taraborrelli examines Jackie Kennedy's specific worries about Marilyn Monroe and reveals JFK's accountability for his marital behavior before his assassination.