From Karen Read herself to the investigators to the experts, these people will be critical to Read's second trial.

Jury selection began Tuesday for the second murder trial of Karen Read, a Massachusetts woman accused of running over her boyfriend, a Boston police officer, after a night of drinking. Read was tried on charges of second-degree murder last year for the alleged killing of her 46-year-old partner,

The U.S. Supreme Court will not delay Karen Read’s second murder trial on claims of double jeopardy, setting the stage for opening statements to be presented next week.