Karen Read has taken her double-jeopardy challenge to toss the murder charge against her to federal court on the same day a lower-court judge said she has “grave concern” about the

Lawyers for Karen Read on Tuesday asked a federal judge to prevent her retrial on two charges related to the death of her Boston police officer boyfriend. Read, who is accused of ramming into John O’Keefe with her SUV and leaving him to die in a snowstorm in January 2022,

The judge in the Karen Read case​ suddenly suspended a hearing after she said she got information that caused her "grave concern."

Karen Read is asking a judge at the federal level to hear her arguments that her upcoming murder trial violates double jeopardy rules.