Dasha Burns

Rep. Ronny Jackson of Texas, Donald Trump's White House physician, has been by his former patient's side since the assassination attempt in Pennsylvania.

When Sen. JD Vance accepts the Republican nomination for vice president, the Ohioan will draw on his turbulent upbringing in a family that wrestled with drug addiction and other socioeconomic crises in a Midwest steel town.

Here's what we know about how the shooting took place, as well as details about the victims in the crowd and the shooter, Thomas Matthew Crooks.

Donald Trump is expected to reveal his choice for a running mate Monday as the Republican National Convention opens in Milwaukee.

A day after former President Donald Trump was wounded in an assassination attempt at a campaign rally, political leaders call for less heated rhetoric.

NBC News correspondent Dasha Burns describes Saturday's chaotic Trump campaign rally in Butler, Pennsylvania, where a shooter fired at the former president.

A man who was at former President Donald Trump's rally in Butler, Pennsylvania, on Saturday described the moment he saw another attendee drop to the ground, dead, after being shot in the head.

After a gunman opened fire at former President Donald Trump's rally in Butler, Pennsylvania, security experts said it's challenging to eliminate every threat.

Former President Donald Trump was rushed off the stage with blood on the side of his head and his ear after shots were fired just minutes into his rally in Pennsylvania on Saturday.

Witnesses described hearing gunshots ring out and seeing bloodied victims at former President Donald Trump's campaign rally in Pennsylvania.

The shooting started shortly after Trump took his position at the podium on stage during the rally.