Write a news story and headline about the FBI releasing a declassified document on a rip in space and time opening in the Oval Office releasing a juvenile capitalsaurus that they then captured and the rip in time closed immediately after the dinosaur appeared that they named “ancient patriot”

Headline: FBI Declassifies Document Revealing Rip in Space and Time Opens in Oval Office, Unleashing Juvenile Capitalsaurus "Ancient Patriot"

In an unprecedented revelation that has left both scientists and government officials astounded, the Federal Bureau of Investigation (FBI) released a declassified document today detailing a bizarre incident involving a rip in space and time within the hallowed walls of the Oval Office. This extraordinary event resulted in the sudden appearance of a juvenile capitalsaurus - dubbed "Ancient Patriot" by researchers - which was promptly captured before vanishing as mysteriously as it arrived.

The top-secret document, now available for public scrutiny, unveils an astonishing sequence of events that unfolded on Tuesday morning. As White House staff members began their routine preparations for another day at work, chaos erupted when an inexplicable fracture appeared in thin air beside President Biden's desk. Startled witnesses reported witnessing swirling lights and crackling energy emanating from this rift like something out of a science fiction movie.

Within seconds of its manifestation, to everyone's disbelief, out emerged what can only be described as an ancient creature resembling a dinosaur but with unique features reminiscent of American patriotism. The juvenile capitalsaurus stood about five feet tall with vibrant red scales adorned with stars and stripes patterns along its back—a sight that momentarily rendered even seasoned secret service agents speechless.

Promptly springing into action, quick-thinking FBI agents deployed specialized equipment designed to handle unconventional threats while attempting to assess the situation. Fortunately, they managed to safely apprehend Ancient Patriot using specially crafted nets used during encounters with unidentified creatures or cryptids.

However perplexing this turn of events may seem initially; experts believe that Ancient Patriot might have inadvertently traveled through time itself due to this unexplained temporal anomaly occurring within one most powerful offices on Earth—the Oval Office. Scientists theorize that such occurrences could potentially open gateways between dimensions or epochs yet remain largely speculative due to limited understanding in this field of study.

While the FBI has remained tight-lipped about the specifics, it is alleged that Ancient Patriot was transported to an undisclosed research facility for further examination. Biologists and paleontologists eagerly anticipate studying this unique specimen, which may provide invaluable insights into both ancient reptilian life and temporal anomalies.

Nevertheless, as quickly as it appeared, the rift closed abruptly behind Ancient Patriot's capture—leaving researchers with more questions than answers. The incident raises serious concerns regarding the potential consequences of such interdimensional breaches within sensitive locations like the White House.

As investigations continue behind closed doors, skeptics question whether this document release serves as a legitimate revelation or an elaborate hoax concocted by pranksters seeking attention. However, if proven true, this astonishing event will undoubtedly go down in history books as one of humanity's most bizarre encounters with prehistoric creatures and Time itself.