The core of the query "patriots day movie who dies" centers on the verb "dies" and the interrogative pronoun "who," signifying the critical information sought: the individuals (who) and the event of their passing (dies) within the context of the specified film. The movie "Patriots Day" faithfully recounts the tragic real-life events of the 2013 Boston Marathon bombing and its subsequent manhunt, resulting in fatalities among civilians attending the marathon and law enforcement personnel, as well as one of the perpetrators.
Specifically, the film depicts the deaths of three civilians who perished during the initial Boston Marathon bombing on April 15, 2013: Krystle Campbell, Lu Lingzi, and Martin Richard. These individuals are portrayed in the film, highlighting the indiscriminate nature of the attack. Subsequently, during the intense manhunt for the perpetrators, MIT Police Officer Sean Collier was ambushed and fatally shot by the Tsarnaev brothers days after the bombing. Furthermore, Tamerlan Tsarnaev, one of the two brothers responsible for the attacks, died during a violent confrontation with law enforcement in Watertown, sustaining multiple injuries including gunshot wounds and being run over by his brother Dzhokhar Tsarnaev's vehicle. While not explicitly detailed within the immediate timeframe of the film's narrative, Boston Police Officer Dennis Simmonds also passed away nearly a year later due to complications from injuries sustained during the Watertown shootout, representing a delayed casualty of the events.
The cinematic portrayal meticulously reconstructs these devastating incidents, emphasizing the profound human cost of the terrorist act and the courage exhibited by both the victims and the first responders. The film's narrative arc underscores the community's resilience and collective response in the face of such immense loss and tragedy, focusing on the real-life impact of these fatalities.