Donald Trump rally shooting: What we know about 20-year-old ID'd as suspected gunman

BUTLER, Pennsylvania -- We're learning much astir the antheral suspected successful the shooting astatine a run rally for erstwhile President Donald Trump successful Butler, Pennsylvania connected Saturday that near 1 spectator dead, 2 others critically injured and sparked chaos astatine the event.

The FBI has identified 20-year-old Thomas Matthew Crooks of Bethel, Pennsylvania arsenic the taxable progressive successful the assassination attempt. Officials accidental the fishy was changeable and killed, taken down by a Secret Service countersniper.

An representation shows a idiosyncratic believed to beryllium the suspected gunman changeable connected a gathering extortion adjacent to a Trump rally, according to a instrumentality enforcement authoritative briefed connected the investigation.

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According to a instrumentality enforcement source, the aboriginal denotation is that the shooter was a lone wolf, but the concern is fluid and the bureau is inactive trying to measure a motive for the shooting.

Officials astatine a property league precocious Saturday said they needed to bash DNA testing, due to the fact that the suspected shooter did not person ID.

"It's a substance of doing biometric confirmations, truthful determination was nary recognition connected the idiosyncratic for illustration truthful we're looking astatine photographs close present and we're trying to tally his DNA and get biometric confirmation,"

FBI Pittsburgh Special Agent successful Charge Kevin Rojek said.

In a connection connected Truth Social posted hours aft the shooting, Trump said helium "was changeable with a slug that pierced the precocious portion of my close ear."

LIVE UPDATES | Trump rushed disconnected signifier astatine rally aft imaginable assassination attempt

"I knew instantly that thing was incorrect successful that I heard a whizzing sound, shots, and instantly felt the slug ripping done the skin. Much bleeding took place, truthful I realized past what was happening," helium wrote successful the post, which expressed condolences to the household of the rallygoer who was killed.

A Trump spokesperson says the president was checked retired and is fine.

Officials briefed connected the probe told ABC News that the shooting -- a chilling improvement connected the eve of the Republican National Convention -- was being investigated arsenic an assassination effort and that unrecorded rounds were seemingly fired from extracurricular the information perimeter. It is being investigated by the FBI overseen by the Justice Department's National Security Division arsenic good arsenic the U.S. attorney's bureau successful Pittsburgh and comes amid a heightened menace environment.

PHOTOS: Shots fired astatine Trump rally successful Pennsylvania

The Secret Service, successful a statement, said that a shooter "fired aggregate shots toward the signifier from an elevated presumption extracurricular of the rally venue" aft which agents "neutralized the shooter, who is present deceased."

The shooter fired arsenic galore arsenic 8 rounds from an AR-style firearm portion perched connected a rooftop adjacent to the venue and was 200-300 yards distant astatine the clip of the shooting, instrumentality enforcement sources told ABC News.

Take a look astatine the latest updates connected the deadly shooting here.