Authorities have not publicly commented on the suspect's identity. Business Insider was not able to independently confirm the suspect's identity.Allen describes himself on his LinkedIn as a "mechanical engineer and computer scientist by degree, independent game developer by experience, teacher by birth."His current job is listed as part-time teacher at C2 Education, which provides "personalized support designed to improve test scores, strengthen academic skills, and help students reach their full potential." He graduated from CalTech in 2017 and earned his master's in computer science from California State University, Dominguez Hills in 2025.Jeffrey Carroll, the interim chief of the Metropolitan Police Department, said in a press conference following the president's remarks that the suspect was armed with a shotgun, handgun, and knives when he tried to bypass a security checkpoint at the event.The suspect was not struck by gunfire and was transported to a hospital for evaluation, Carroll said.In remarks after the incident, Trump described the suspect as a "sick person" who had been "totally subdued and under control."In a Truth Social post shared at 3:30 a.m.

EST, Trump posted an image of a shirtless man lying face down, hands behind his back, surrounded by law enforcement officers.Inside the room when the shooting occurredThe incident occurred after 8:30 p.m., shortly after Trump had appeared for the first time as US president at the White House Correspondents' Dinner and taken his seat.There was suddenly shouting in front of the stage, according to Tim Röhn, the senior editor of the Axel Springer Global Reporters Network, who attended the event. Business Insider is part of the network.The event was attended by hundreds of reporters and many officials from the Trump administration.Tim RöhnRöhn reported that pushing and chaos broke out, people started running, guests threw themselves to the floor, and hid under tables.

From behind the curtains onstage, heavily armed officers emerged and pointed their rifles at the crowd.Guests needed a screenshot of an invitation to gain access to the premises and the building, Röhn reported. Photo ID wasn't required. Inside, Secret Service agents patrolled in some areas with dogs, and there was an airport-style security checkpoint in front of the ballroom.

Jackets did not need to be removed for security checks.CBS senior White House correspondent Weijia Jiang, the president of the White House Correspondents' Association, said law enforcement had requested that everyone leave the premises "consistent with protocol," and that Trump "insists" the event be rescheduled within 30 days.Röhn reported that, following Jiang's remarks, attendees started leaving the venue.Suspect to be arraigned on Monday"Quite an evening in D.C. Secret Service and Law Enforcement did a fantastic job. They acted quickly and bravely," Trump wrote in a Truth Social post after the incident.Jeanine Pirro, the United States Attorney for the District of Columbia, said at the press conference that the defendant has been charged with two counts of using a firearm during a crime of violence and one count of assault on a law enforcement officer using a dangerous weapon.She said her office would consider terrorism charges if the investigation revealed evidence sufficient to sustain them.The suspect will be arraigned on Monday, Pirro said.Trump, when responding to reporters' questions during his press conference, advocated for the man to be sentenced to life in prison.Kash Patel, the FBI director, said investigations are ongoing as law enfor