During a news conference at the hospital, Sheriff Alex Villanueva condemned the shooter and criticized the ambush.
Surveillance footage captures a suspect walking up to the deputies' parked patrol vehicle and firing into the passenger side window before running from the scene.
Both graduated from the academy 14 months ago.
"I've been trying to reach out to friends and families of the sheriffs of the LA Police Department to let them know that "Fund the First" is here", he explained.
The suspect, who one of the deputies later described as a dark-skinned male, was recorded shooting the deputies in at least one video, which was released by the LA County Sheriffs.
"It pisses me off", he said.
Trump marks 9/11 on Air Force One
While there's no official gathering to view the lights, the memorial cited virus risks to the installation crew. Biden didn't speak at the ceremony, which has a longstanding custom of not allowing politicians to make remarks.
Officers were blanketing the area, in the vicinity of the Compton sheriff's station, in search of the suspect.
The Sheriff's Dept., says both deputies were shot multiple times and they are both undergoing surgery.
Assembly member Reggie Jones-Sawyer, who is the chair of public safety for California state, told a press conference, "This was an unprovoked, cowardly act".
Black Lives Matter activists on Saturday night blocked the entrance to St. Francis Medical Center, the hospital where the two deputies were treated, and yelled, with one of the activists yelling, "we hope they die". Austreberto Gonzalez, the LASD deputy who filed the claim against Los Angeles County, said the cops in the alleged gang - called The Executioners - each have "tattoos of a skull with Nazi imagery and an AK-47".
According to veteran reporter Stoltze, Huang is accused of having violated 148 PC, "which is obstruction of justice", he said. Police allege that she ignored commands to stay back while they arrested a second protester who violated dispersal orders. Local media captured several deputies pinning her to the ground.
"The gunman walked up on the deputies and opened fire without warning or provocation", they added.
The video sparked thousands of reactions, including from President Donald Trump, who responded: "Animals that must be hit hard!".
The executive editor of the station expressed outrage over the arrest and said Huang had appeared to be wearing credentials and had shouted her KPCC affiliation.