Issues with a host of communications and technical difficulties with drone capabilities plagued the U.S. Secret Service at the rally in Butler, Pennsylvania

He called on his fellow Republicans to end what he called harmful rhetoric.

The 405-0 House vote follows a second Trump assassination attempt.

Do the candidates Donald Trump endorses for Senate, House and governor win their primaries?

Former President Donald Trump told a Jewish group on Thursday that Israel will be "wiped off the face of the Earth" if he doesn't win in November.

ABC News’ Rick Klein shares how former President Donald Trump and Vice President Kamala Harris are faring in the seven battleground states, including North Carolina.

Second gentleman Doug Emhoff has slammed Donald Trump over antisemitic comments made by the former president.

Republicans in North Carolina and nationally are sifting through the fallout of a bombshell report about Lt. Gov. Mark Robinson, the GOP's gubernatorial nominee.

Former President Donald Trump told a Jewish group on Thursday that Israel will be "wiped off the face of the Earth" if he doesn't win in November.

Louis DeJoy said Trump is "wrong" to claim they might be deliberately misplaced.

Federal authorities say Iranian hackers sent stolen Trump campaign material to individuals associated with the Biden campaign.

Six months after Donald Trump's Truth Social company went public, the "lockup" agreement that kept him from selling any of his 115 million shares expired this afternoon.

Sen. Lindsey Graham traveled to Nebraska this week to push for pivotal change.

The former president hopes to make inroads with the Jewish community by attending an antisemitism forum and addressing the Israeli-American Council in D.C.

Kamala Harris’ campaign said it did not use materials that the FBI said Iranian hackers gathered from email accounts associated with Donald Trump’s campaign.

Uncommitted, the pro-Palestinian group critical of the Biden administration's handling of the war in Gaza, said it will not endorse Vice President Kamala Harris.

Sen. Mark Kelly discusses the apparent second assassination attempt of Donald Trump and his latest children’s book, “Mousetronaut Saves the World.”

Intelligence agencies have assessed Russia, China and Iran are the biggest peddlers of influence operations in 2024.

Former President Donald Trump told a Long Island, New York, rally crowd on Wednesday night that he is going to Springfield, Ohio.

U.S. intelligence agencies accuse Iranian hackers of stealing “non-public material from former President Trump’s campaign” and sending it to “individuals ... associated with President Biden’s campaign."

Former President Donald Trump told supporters he plans to visit Springfield, Ohio, after amplifying false claims that Haitian migrants were eating residents' pets.

Visceral rhetoric over Haitian migrants in Springfield, Ohio, has underscored just how much the GOP has evolved away from "compassionate conservatism" on immigration.

The Florida Republican congressman joined ABC News Live to discuss the apparent attempted assassination of former President Donald Trump, his position on gun laws and the crisis in the Middle East.

ABC News' Pierre Thomas discusses new heightened security measures at former President Donald Trump’s upcoming events since Sunday's apparent assassination attempt.

As Trump blames Democrats for apparent assassination attempt, one expert said it is "impossible not to put it in the context of his relentless use of violent rhetoric."

The Trump-backed venture, World Liberty Financial, is raising questions in political and economic circles with its launch ahead of Election Day.

Former President Donald Trump participated in a town hall event in Michigan on Tuesday, marking his first campaign appearance after the second apparent attempted assassination.

Living in constant fear, Haitian migrants in Springfield, Ohio, tell ABC News they’re afraid to leave their homes.

After once calling cryptocurrency a scam, Donald Trump has thrown his support behind World Liberty Financial, a crypto venture whose business model is largely unclear.

Arkansas Gov. Sarah Huckabee Sanders on Tuesday took aim at Vice President Kamala Harris' family life, saying she "doesn't have anything keeping her humble."

Amid Florida's state investigation into the assassination attempt, the Secret Service told Trump more security and planning is needed to continue golf outings.

The acting Secret Service director encouraged former President Trump to give as much notice as possible before his golf outings, a source told ABC News.

Trump’s golf course protection worked as intended amid a second assassination attempt.

Former President Donald Trump praised the Secret Service's actions in stopping an alleged assassination attempt Sunday during a phone conversation with ABC News Tuesday

The economy often ranks as the top priority among voters.

The former president praised the Secret Service's actions in stopping an alleged assassination attempt Sunday during a phone conversation with ABC News Tuesday.

Steve Witkoff -- a friend of former President Donald Trump -- told "Good Morning America" Secret Service were "exemplary" during Sunday's apparent assassination attempt.

Firearms manufactured in or imported to the U.S. are required by law to have a conspicuously engraved, cast or stamped serial number.

Gov. Ron DeSantis said he will assign the case of the apparent assassination attempt on former President Trump to the office of statewide prosecutor under the state attorney general.

With two potential assassination attempts in nine weeks and a challenging threat environment, the agency is under its most intense pressure in decades.

New body camera video showed the moment officers arrested the 58-year-old man who they say camped out on former President Donald Trump’s golf course and allegedly tried to assassinate him.

Americans broadly pick Kamala Harris as the winner of last week's widely watched presidential debate – yet neither she nor Donald Trump moved the needle in polling.

The former president's friend and fellow real estate investor was on the Florida golf course Sunday afternoon during the alleged assassination attempt.

The suspect in what the FBI called an "attempted assassination" of former President Trump suggested Iran should feel "free to assassinate Trump" and himself.

Law enforcement officials at a Virginia military base are still actively investigating a recent incident involving the Trump campaign at Arlington cemetery, sources say.

A man wielding a rifle was seen at the former president’s golf course. The Secret Service faces questions about its ability to keep Trump safe. New details about what the man was allegedly carrying.

Investigators: Man suspected in apparent assassination attempt of former president Donald Trump was near golf course approximately 12 hours before Secret Service spotted rifle in bushes.

Authorities say suspect Ryan Wesley Routh had an extensive criminal record, an active online presence and expressed support for Ukraine, as well as frustration, in its war against Russia.

ABC News' Linsey Davis speaks with retired Secret Service agent Don Mihalek about the FBI's investigation into the apparent assassination attempt on Donald Trump.

New details continue to arise with the FBI's ongoing investigation into the second apparent assassination attempt of former President Donald Trump.