Massachusetts State Police Sgt. Yuri Bukhenik testifies in a case involving Karen Read, who is accused of hitting her boyfriend with an SUV and leaving him to die.

Text messages between defendant Karen Read and ATF agent Brian Higgins are essential to understanding the theories behind both the prosecution and defense’s case.  Read all of them here.

Karen Read exchanged flirty texts with another man two weeks before her cop boyfriend was found murdered, according to testimony Friday.

Yuri Bukhenik, a key investigator in the Karen Read case, finished his testimony after three tense days on the witness stand. WBZ-TV's Kristina Rex reports.

It’s been a testimony-packed week in the Karen Read retrial with Day 13 set to kick off at 9 a.m. with State Police Sgt. Yuri Bukhenik back on the stand.

Massachusetts State Police Sgt. Yuri Bukhenik spent a third day on the stand Monday in the Karen Read murder trial, facing extensive questioning from both sides of the case.

Jurors sitting on the high-profile case became privy to a slew of text message exchanges that showed a flirtation between the woman charged with killing her boyfriend and an ATF agent who was a friend of the dead man,