Massachusetts State Police August 9, 2024 6:29 pm Questions of Michael Proctor's credibility could affect more murder cases The NBC10 Boston Investigators are tracking the fallout of Massachusetts State Police Trooper Michael Proctor’s damaging testimony in the Karen Read trial. US & World Videos 2:06 3 students hit by bus at Mount Wachusett Community College 2:17 Teacher strikes in Marblehead and Beverly end 0:24 Tentative agreement reached to end Marblehead teacher strike 2:36 Karen Read speaks after court hearing 2:09 Mass. State Police have faced decades of gender discrimination allegations