U.S. Capitol Police on Wednesday arrested a suspect for allegedly "doxing" one or more GOP senators by posting their private information online.

The suspect, 27-year-old Jackson Cosko of Washington, D.C., has been charged with publicizing restricted personal information, witness tampering, second-degree burglary, threatening interstate communications, unauthorized use of a government computer, identity theft, and unlawful entry, according to a Wednesday press release.

Cosko has been identified as a former intern for Rep. Sheila Jackson Lee Sheila Jackson LeeHillicon Valley: Murky TikTok deal raises questions about China's role | Twitter investigating automated image previews over apparent algorithmic bias | House approves bill making hacking federal voting systems a crime House approves legislation making hacking voting systems a federal crime Lawmakers press CDC for guidance on celebrating Halloween during pandemic MORE (D-Texas). He previously worked for Democratic Sens. Maggie Hassan Margaret (Maggie) HassanDemocrats step up hardball tactics as Supreme Court fight heats up Congress needs to prioritize government digital service delivery Senate Democrats demand answers on migrant child trafficking during pandemic MORE (N.H.) and Barbara Boxer Barbara Levy BoxerThe Hill's Morning Report - Presented by Facebook - Biden, Harris launch Trump offensive in first joint appearance Bottom line Polls show big bounce to Biden ahead of Super Tuesday MORE (Calif.).

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The Capitol Police said an investigation is ongoing, but declined to answer The Hill's requests for comment.