WATCH LIVE: Karen Read returns to court for hearing on dog bite expert, new retrial date. Cannone is expected to hear arguments in Dedham’s Norfolk Superior Court on whether dog bite expert Dr. Marie Russell will be allowed to testify at Read’s second murder trial.

Whether Dr. Marie Russell, an emergency doctor, should be allowed to testify in the Karen Read trial. The defense says she is an expert on dog bites. Several people struggling with addiction in Charlotte, who’ve flown to drug rehab centers in California, say that when they got there – they didn’t get the treatment they needed.

A judge will hear arguments today about whether several experts should be allowed to testify in the Karen Read trial.

The judge in the Karen Read case on Thursday heard statements from a medical specialist to determine whether she’ll allow the physician to testify at a retrial that the wounds on John O’Keefe’s arm appeared to have been caused by a large dog.

The Karen Read case is back in court Thursday for arguments about expert witnesses and discussion of when her second trial will begin.

Karen Read is back in court Thursday morning ahead of her second trial next year. Senate Democrats were livid after Sens. Kyrsten Sinema (I-Ariz.) and Joe Manchin (I-W.Va.), two longtime members of their caucus,