Iranian national Sina Gholinejad pleaded guilty to his role in a Robbinhood ransomware scheme that caused over $19 million in damages to Baltimore.The ransomware attack disrupted key services like billing and citations in cities like Baltimore and Greenville.Gholinejad and his co-conspirators utilized sophisticated methods like using VPNs and crypto mixers to demand Bitcoin ransoms and launder payments.Gholinejad faces up to 30 years in prison for computer and wire fraud conspiracy, with sentencing scheduled for August.