California grad student snared in alleged bomb plot after leaving terrifying message in restroom

A grad student allegedly hell-bent on spreading hate and panic at San Jose State University was arrested.

The Department of Justice (DOJ) announced that a graduate student in Northern California was arrested after writing hateful and bomb threatening messages at a university on Monday.

Ziheng “Tony” Fang, pursuing his Master’s Degree in Data Science, allegedly wrote messages of hate along with bomb threats, according to The Department of Justice (DOJ). Fang was involved in multiple incidents such as a flurry of hateful messages he wrote in November 2025, the department said.

Mugshot and personal information of Ziheng Fang, including his age, sex, race, height, weight, hair color, eye color, arrest date, location, incident number, case number, and charges for vandalism and publishing threats.
Ziheng “Tony” Fang is a graduate student at SJSU San Jose State University Police
Hateful message including swastikas and threats of violence.
Message discovered on November 5, 2025 DOJ

One paper allegedly discovered displayed racist language, “Kill all Jews, Muslims, Ch—s and Mexicans” while threatening “Mass bombing 11/11 and 11/12 guess.”

“!WARNING! MASS BOMB NEXT WEEK,” another alleged message said.

Boccardo Gate, the main entrance to San Jose State University, with two large columns and arches.
San Jose State University Getty Images
Macquarie Hall at San Jose University.
MacQuarrie Hall at San Jose State University

The November threat was found at the SJSU’s MacQuarrie Hall and university police increased foot patrols following the incident, according to the school’s student newspaper.

Sign for the Robert F. Kennedy Department of Justice Building, with an American flag hanging from the building.
The Department of Justice building in Washington, D.C. Getty Images

“According to the allegations in a criminal complaint and court documents filed on July 9, Fang, 30, of San Jose, California, wrote a hateful and threatening message placed in a plastic cover sheet taped to the bathroom wall of a men’s restroom on the campus of San Jose State University,” the Justice Department wrote.

“Fang accessed buildings in the days leading up to the discovery of hateful and threatening messages in 16 of the 18 instances where key card access is required… Surveillance footage also shows Fang entering and exiting the restrooms or restroom areas where some of the messages were written up to a day before their discovery,” a statement from the DOJ continued.

SJSU police officers stand in front of a police car and all-terrain vehicle on campus.
SJSU Police on the school campus San José State University
A close-up of a police officer's uniform sleeve with a
SJSU Police have recorded more than 20 instances of hateful and threatening messages written in restrooms across campus since October 2024 San José State University

SJSU Police have recorded more than 20 instances of hateful and threatening messages written in restrooms across campus since October 2024.

Graffiti in MacQuarrie Hall displaying Nazi and racial slurs targeted mass bombing towards Muslims and Jews back on October 2024, while anti-Black language was even on whiteboards in May 2024.

Fang was initially arrested and charged with vandalism and publish threat to school on May 20.

Formal federal charges were then filed and Fang made his initial appearance in federal court on July 10, he appeared in court earlier today again for identification.