The fight was reported in the 1800 block of North Harbor Drive near City Cruises by Hornblower, according to the Port of San Diego.
The suspects confronted and restrained the two men who live in the apartment at knifepoint, police said.
The child, a pedestrian, was struck by a vehicle that fled the scene, police said.
Take a look at some of this week's police, fire and courtroom stories from across San Diego County.
Fire officials said the blaze was knocked down in under 30 minutes, with significant damage to the vehicle.
The stabbing happened at 860 Garnet Ave., according to the San Diego Fire-Rescue Department.
Police reported one child died and another suffered a compound arm fracture. The third child's condition was unknown.
Paramedics took Andrew to Rady Children's Hospital, where he was pronounced dead shortly after arrival, the agency reported.
A San Diego jury deliberated for about a day before finding Lee Lor, 40, guilty of a single felony count of making criminal threats.
Alejandro Jose Confesor, 24, pleaded guilty this week to charges of lewd acts on a child and possession of child pornography.
Police personnel from an array of local and out-of-town agencies took part in the late-morning motorcade.
Residents can anonymously drop off expired or unwanted prescription drugs at locations across the county.
During the checkpoint, officers will look for signs that drivers are under the influence of alcohol or drugs.
All 10 people aboard claimed Mexican nationality, according to USCG officials.
The aircraft had experienced what appeared to be a mechanical issue after departing from Oceanside.
Homicide detectives are investigating the 22-year-old woman's death, police said.
The 76-year-old woman died at the scene of the crash, according to the California Highway Patrol.
"We ask that the La Mesa community keep Officer Craven, her family, and the La Mesa Police Department in their thoughts and prayers."
A man was killed by a group of attackers in a suburban San Diego neighborhood Saturday.
A motorcyclist was injured in a hit-and-run crash on Point Loma Saturday.
A popular streamer was accosted by a man who attempted to kiss her on stage at a San Diego convention.
Firefighters exited the store to find their truck missing from the parking lot.
Prosecutors say Carlos Maldonado instigated the beating of a 14-year-old boy last October and also negligently fired off a gun in February.
Lee Lor, 40, is accused of sending hundreds of emails over the course of several months stating he would commit a shooting at the school.
The motorcyclist died at the scene of the accident.
Ta'Kari Terell Benness, 21, pleaded guilty to voluntary manslaughter and a gun allegation for the Aug. 31, 2024, killing.
The stabbing happened during a class break in the school library, police said.
Firefighters were expected to remain on scene for about 30 minutes to an hour for mop-up.
Someone performed CPR on the female pedestrian before she was pronounced dead at the scene.
The unidentified pedestrian was hospitalized with a fractured pelvis and lacerations to his face, police added.
Darius McCrary was arrested by U.S. Border Patrol agents on a felony fugitive arrest warrant.
The motorcycle rider was pronounced dead at the scene.
Juan Angel Prishker was found not guilty of the charges by a San Diego jury.
The alleged killer of 23-year-old Reginald Mitchell of San Diego was a minor at the time of the slaying, according to police.
The blaze sparked near state Route 78 and Casner Road, just east of Ramona, according to Cal Fire.
The blaze broke out Thursday afternoon in San Diego County.
The blaze, called the Rancho Fire, sparked Thursday afternoon near state Route 78 and Casner Road, according to Cal Fire.
The 77-year-old pedestrian died at the scene, police said.