In the aftermath of the assassination attempt on former US president Donald Trump, we will be looking at shootings in American presidential history as we find out about US presidents, and presidential candidates, who faced the shadow of the gunman.

President Biden has since announced his decision to drop out of the presidential race.

Joining Patrick Geoghegan is Michael Cullinane, the Lowman Walton Chair of Theodore Roosevelt Studies at Dickinson State University, Public Historian for the Theodore Roosevelt Association, author of 'Remembering Theodore Roosevelt', and contributor to the design and curation of the Theodore Roosevelt Presidential Library due to open in 2026; Daniel Mulhall, former Ambassador of Ireland to the United States; Sean Defoe, Political Correspondent for Bauer Media; and Dr Sandra Scanlon, who lectures in American history in the UCD School of History and is an expert on American political culture and its relationship with US foreign policy during the Cold War.