Brandon Ziobrowski is the Massachusetts man who is accused of offering $500 to anyone who would kill ICE agents in a July 2 tweet, according to a U.S. Attorney’s Office indictment. The indictment was unsealed on August 9. The documents say that Ziobrowski is charged with making an interstate threat on his Twitter page. His account was suspended on July 11 after Twitter was notified about the tweet by the Department of Homeland Security. Ziobrowski is also accused of threatening to “slit” Arizona Senator John McCain’s throat. In additon, Ziobrowski allegedly made various threats against police officers. One threat against cops allegedly read, “Guns should only be legal for shooting the police like the second amendment intended.” Another message apparently read, “F*** this police state shooting a cop should get you a medal.”

Ziobrowski is facing charges of the “use of interstate and foreign commerce to transmit a threat to injure another person.” The suspect could face up to five years in prison, three years of supervised release and a fine of $250,000.

Here’s what you need to know:

The Documents Say that Ziobrowski ‘Designed His Tweet to Encourage Violence & Murder Against Law Enforcement’

The threatening tweet read, “I am broke but I will scrounge and literally give $500 to anyone who kills an ice agent, @me seriously who else cane pledge get in on this let’s make this work.” Ziobrowski operated on Twitter under the moniker, @Vine_II. His bio description reads, “This isn’t a cry for help.” At the time the message was sent, Ziobrowski had more than 400 followers on his account. The documents say that Ziobrowski began making threats in February 2018 and that “over time” they became “more violent and threatening.” In March 2018, Ziobrowski allegedly wrote, “Thank you ICE for putting your lives on the line and hopefully dying so I guess there’s less of you?” The charging documents say that Ziobrowski’s tweet “was designed to encourage violence and the murder of law enforcement agents who were simply enforcing federal laws border control and immigration. Ziobrowski intended that his tweet communicate a threat and knew it would be interpreted as a threat.”

Ziobrowski’s tweet was found by the Department of Homeland Security’s Current and Engaging Threats Center in Washington D.C. found the tweet while “conducting searches of the internet for any domestic and international terrorism threats.” The title of the report into Ziobrowski’s Twitter activities was, “Social media user solicits contract murder of U.S. Immigration and Customs Enforcement personnel.” That report was given to federal agents, ICE officers and local cops in Massachusetts.

You can read the full documents in the case here:

Ziobrowski Was Arrested in New York

According to his Facebook page, Ziobrowski lives in Boston and is from Chambersburg, Pennsylvania. The documents says that Ziobrowski was arrested in New York. He will appear in court in Brooklyn on August 9.

In announcing Ziobrowski’s arrest, U.S. Attorney Andrew Lelling said, via NBC’s Tom Winter, “I can promise you that during my tenure this office will aggressively prosecute those who threaten law enforcement officers.”

Ziobrowski Has Posted About the Growing Number of White Supremacists in America

In February 2018, Ziobrowski posted on his Facebook page about the growing number of white supremacist groups in the U.S. The suspect posted a screenshot of a passage from a book that read, “The single factor correlating most highly with surges in the Ku Klux Klan membership (going all the way back to the 1860s) is an influx of veterans returning from war.” Ziobrowski wrote in the caption, “Well, Well, Well.” Ziobrowski added in the comments, “Turns out warping people in to a mentality where they can kill strangers involves them not liking strangers.” Ziobrowski’s last visible social media post came on June 30 when he posted this photo to his Instagram page: