Please answer the following question: Build a movie plot around this: Why was Mclaughlin killed by his own group? They mistook him for a Mexican.
Answer:
Mexico: Machete Cortez (Danny Trejo), a former Mexican Federal and his younger partner are on a mission to rescue a kidnapped girl (Mayra J. Leal). During the operation, his partner is killed, the kidnapped girl stabs him before being killed herself, and Machete is betrayed by his corrupt Chief to the powerful drug lord, Rogelio Torrez (Steven Seagal), who kills Machete's wife and implies that he will kill his daughter before leaving him for dead.Three years later, a down-and-out Machete roams Texas, scraping by on yard work. Michael Booth (Jeff Fahey), a local businessman and spin doctor, explains to Machete that corrupt Texas State Senator John McLaughlin (Robert De Niro) is sending hundreds of illegal immigrants out of the country. In order to stop this, Booth offers Machete $150,000 to kill McLaughlin. Machete accepts the murder contract after Booth threatens to kill him if he does not.Machete trains a rifle on McLaughlin from a rooftop during a rally, but before he fires he sees one of Booth's henchmen aiming at him. The henchman shoots Machete in the shoulder, the latter then shoots McLaughlin in the leg. It is revealed that Booth orchestrated the attempted assassination as part of a false flag operation to gain public support for McLaughlin's secure border campaign. By setting up Machete as the gunman, the conspirators make it appear that an outlaw illegal Mexican immigrant has tried to assassinate the senator, who is known for his tough stance on illegal immigration.An injured Machete escapes capture by Booth and is taken to a hospital to be treated for wounds, escaping once again from Booth's henchmen at the hospital. Agent Sartana Rivera (Jessica Alba), a persistent U.S. Immigration and Customs Enforcement agent, is sent by her superior to find and capture the injured Machete. Machete, with the help of Luz (Michelle Rodriguez), aka She, the leader of an illegal immigrant aid movement known as the Network, recruits Padre (Cheech Marin), his "holy" brother. To take revenge on Booth, Machete...