Trivia: About 30% of Denzel Washington's dialogue was improvised.
Trivia: The scene at the start of the movie where Ethan meets Denzel in the diner - it is the same diner that is used in the movie "Seven," where Morgan Freeman meets with Gwyneth Paltrow. If you watch these two scenes, you can see exactly the same camera angles (i.e. the cook cracking eggs onto the hot stove).
Trivia: The film was shot on location, and some real gangs can be seen in the street when Denzel Washington goes to visit his wife/girlfriend and also during the showdown at the end.
Trivia: The Quality Cafe that Ethan first meets Denzel in was also the place of employment for Nicholas Cage's mom in "Gone in 60 Seconds"
Trivia: The Spanish gang member called Sniper (Raymond Cruz) got his name because of the role Raymond played in the movie "Clear and Present Danger".
Answer: They grew sick and tired of Alonzo's arrogance and probably decided he wasn't worth the effort. Alonzo was however killed by the Russian Mafia because Jake was told that Alonzo killed one of their couriers and had to pay them one million dollars by midnight or he would be killed himself.