Sneak peek: Who Wanted Nicki Lenway Dead?

SPECIAL TIME: A crime scene investigator is gunned down in broad daylight. The harrowing scene is captured on surveillance video. Who pulled the trigger? "48 Hours" correspondent Erin Moriarty reports Saturday, Nov. 22 at 10:30/9:30c on CBS and streaming on Paramount+. (This is a 30-minute broadcast)