Overview
- McCarthy died on June 26, 2025, in Florida at the age of 81 after years of lung cancer treatment.
- The 1993 Long Island Rail Road shooting by Colin Ferguson killed her husband Dennis McCarthy while injuring her son Kevin McCarthy, propelling her into public office.
- She served nine terms in the U.S. House from 1997 through early 2015, retiring after announcing a lung cancer diagnosis in 2013.
- During her tenure she led calls for tougher gun safety laws following the Columbine, Virginia Tech and Sandy Hook school shootings.
- She championed measures to strengthen background checks, require childproof gun triggers and bar firearm purchases by individuals with criminal records or serious mental health conditions.