Karen Read's retrial is entering its final days, but the drama in the courtroom shows no sign of slowing down. New charges for a former sheriff’s deputy in the Betsy Faria case. Updates in the cases of MLB pitcher Dan Serafini and Lori Vallow Daybell. Plus, how jury instructions can make or break a trial.

Find out more about the cases covered each week here: www.datelinetruecrimeweekly.com