Yuri Bukhenik, lawyers, including WBZ's legal analyst Katherine Loftus, became increasingly skeptical that prosecutors might not call key witnesses in their case against Karen Read. Those witnesses are Brian Higgins,

The Karen Read trial is not taking place on Tuesday due to "unavoidable circumstances," a court spokesperson said in an email.

Key witnesses Brian Higgins, Michael Proctor, and Brian Albert have not yet been called by the prosecution in Karen Read's retrial. WBZ-TV's Kristina Rex reports.