Jackson Cosko was an unpaid intern for Rep. Sheila Jackson Lee, D-Texas who was arrested after he allegedly released "personal information of Sens. Lindsey Graham, Mike Lee and Orrin Hatch...on their respective Wikipedia pages."
Jackson Cosko most recently worked as an unpaid intern for Rep. Sheila Jackson Lee, D-Texas. He previously worked with Sen. Maggie Hassan, D-N.H., and former Democratic Sen. Barbara Boxer of California. He also worked or interned with the office of Sen. Dianne Feinstein, D-Calif., the ranking member of the Senate Judiciary Committee, as well as with at least one other unnamed lawmaker. A LinkedIn page with Cosko's name on it describes him as a "Democratic Political Professional & Cybersecurity Graduate Student."
Arrested for doxxing GOP Senators
In October 2018, Jackson Cosko was charged "with making public restricted personal information, witness tampering, threats in interstate communication, unauthorized access of a government computer, identity theft, second-degree burglary and unlawful entry." According to an article posted at Fox News, "Police added that the investigation was continuing and more charges could be filed."