More than 4 in 10 names flagged as possible noncitizen voters in California by the Trump administration cannot be found on the state's voter rolls, per a legal filing by an immigrant rights group on Saturday.

The review was the first outside analysis of a list that the Department of Justice has used to threaten prosecution of election officials . The analysis also found that thousands of U.S. citizens appear to be flagged as ineligible to vote on the government's list.

The contention was made in a filing by two data analysts at the University of California , Los Angeles.…