Pretti, an intensive care nurse and U.S. citizen, was shot dead by a federal immigration agent in Minnesota on Saturday.

Alex Pretti, an ICU nurse, was shot and killed by federal agents in Minneapolis.

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Minn., accuses the federal government of a 'cover up,' and Sen. Thom Tillis, R-N.C., warns White House against attempts to "shut down an investigation."

Attendees offered messages of hope and solidarity against injustice, following the killing of Alex Pretti by a Border Patrol agent on Jan. 24.

Former U.S. Presidents Bill Clinton and Barack Obama have condemned the Trump administration's chaotic immigration crackdown that has resulted in the deaths of two protesters in Minneapolis.

"The 2nd amendment is not for hunting, it is not for self protection," Kirk's post from 2018 started.

The decision to place HSI in the lead investigative role is unusual and has raised questions among current and former federal law enforcement officials.