Sunday, Dec. 2, 2012: A 911 call is made around 4:30 a.m. Four people have been shot and killed outside a home in Northridge. Watch Video
Investigators say at least eight people lived in the two-story house, Initial reports indicate the residence may be operating as an illegal boarding home. Full Story
Police locate the suspects' black Audi at the Silverton Hotel in Las Vegas. Authorities set up surveillance. Full Story
Monday, Dec. 3, 2012: Around 2 p.m., police move in and arrest Ka Pasasouk (photo), Howard Alcantara (photo), Donna Rabulan (photo) and Christina Neal (photo). News of the arrest would not be revealed for at least 24 more hours.
Tuesday, Dec. 4, 2012: The Los Angeles Police Department schedules a 10 a.m. news conference regarding the case. It is postponed. Sources inside the department tell news outlets to expect an arrest in the case.
At 4 p.m., LAPD Police Chief Charlie Beck, Mayor Antonio Villaraigosa and City Councilman Mitchell Englander announce the arrest of four suspects. Watch Video
Wednesday, Dec. 5, 2012: The third victim is identified as 26-year-old Jennifer Kim (photo). "We hope justice will be served so that Jennifer may rest in peace," wrote family members in a statement to NBC4. Full Story
It's revealed that Pasasouk -- the alleged gunman -- was released from prison in January due to overcrowding. Watch Video
Thursday, Dec. 6, 2012: The four suspects appear in a Las Vegas courtroom and agree to extradition to LA. Full Story
Beck comments on Pasasouk's early release, saying "he certainly would've had an increased level of scrutiny via probation or parole absent [prison realignment]." Full Story
Friday, Dec. 7, 2012: It is revealed that Pasasouk was ordered deported to his native Laos six years ago, but it fell through when needed travel documents could not be obtained. Full Story
Monday, Dec. 10, 2012: Englander holds a special meeting on his legislation designed to crack down on unlicensed boarding homes. Full Story
The LA District Attorney’s office admits it "inadvertently erred" in striking a deal in September that allowed Pasasouk to avoid returning to prison and instead enter a drug diversion program on a charge of illegally possessing methamphetamine. Full Story