One victim was pronounced deceased at the scene while another later died at an area hospital after arriving on his own.
Shootings
Officers were diverted from another call and sped down West Charleston Boulevard to the April 8 shooting scene at the Prince Law Group in City National Bank building.
Dispatchers received a report about 11:30 a.m. Tuesday of a shooting inside a residence in the 10200 block of Gladstone Peak Court, near North Hualapai Way and Farm Road.
Prseyus Dennis was arrested Tuesday by the Metropolitan Police Department, according to a news release.
Detectives are investigating a northeast Las Vegas homicide that apparently stemmed from a physical altercation.
Suspects Cristobal Omar Perez, 31, and Kylee Au Yong, 21, were taken into custody by law enforcement Thursday, Metropolitan Police Department homicide Lt. Jason Johansson said at a news briefing.
The three professors were killed inside Beam Hall on Wednesday along with a visiting professor who was wounded.
Donzell Campbell, 25, was taken into custody Thursday in a coordinated effort by Henderson investigators and the FBI Criminal Apprehension Team.
The suspect was booked at Clark County Juvenile Hall on suspicion of open murder with a deadly weapon.
Two trick-or-treaters are being sought in the shooting death of a 17-year-old in North Las Vegas on Halloween night.