Part 3/11:
Witnesses at the arrest noted that Mangione, while using his laptop, appeared nervous when questioned regarding his recent whereabouts in New York City. Authorities have launched an in-depth investigation into Mangione's background, revealing he is a university-educated individual with a history of academic excellence. Investigators are analyzing his online activity for clues that might elucidate a motive for this tragic event, but no formal charges related to Thompson's murder have been filed against him yet.