About a dozen other students at Dodson Middle School were examined as a precaution, but none was transported, authorities said.
Investigators were working to determine if the woman fell or jumped from the cliff.
Bernard Peoples, 19, should not be approached and anyone who spots him should call 911, police said.
It was unclear how the teen became stuck on the cliff and his condition was not immediately available.
The 15-year-old boy was killed after he fell from his skateboard while being towed by a car at low speed, police said.
The victim was a woman but whose age was not available, fire officials said.
Investigators said the attackers may have been trying to earn membership in a local street gang called Rancho San Pedro.
Evan Jimenez was beaten and left for dead in north San Pedro by two assailants believed to be gang members, authorities said.
BREAKING: The Los Angeles Fire Department reported one vehicle was on fire.
The surfer, a man in his 50s, was found facedown in the water by other surfers who brought him to shore.
Ma "Rose" Licuanan, 49, of Torrance, was accused of stealing credit cards, cash and other valuables from her clients, police said.
The suspect was identified as Chris Gerrald Matson, "a transient known to frequent Rancho Palos Verdes," police said.
The man allegedly was trying to evade police in another stolen car when he was involved in a fatal crash last month.
The vandalism was done sometime between the hours of 5 p.m. and 5:30 p.m. during the weekend of March 11 and 12, authorities said.
The cliff where the man was found has been the site of suicides before, police said.
There was no immediate word on the cause of death, nor were the person's age and gender disclosed.
Tung Ming, 21, of Rancho Palos Verdes ran a red light, along with another car that fled the scene, according to police.
Michael Rae Papayans entered his plea of no contest to a felony count of assault by means likely to produce great bodily injury.
David Scott Pedersen, 30, pleaded no contest Oct. 3 to two counts of gross vehicular manslaughter while intoxicated.
Firefighters had gone to the area after a man was reported missing during the storm but searched in vain for about four hours.
A witness was able to get the make, model, color and license plate of the getaway car, leading to the arrests of the men, authorities said.
Police began investigating Daniel T. O’Connell after receiving a tip that he was allegedly having "inappropriate contacts" with minors.
Mary Star Principal Rita Dever said the alleged activities did not include any students at the school nor did they happen on campus.
Crews are searching the area for the wreckage and victims, but none have been found so far. (BREAKING)
There was an additional investigation pending, according to the coroner's office.
Her remains were found behind a wall in a Lomita housing project apartment last year, more than six years after she was reported missing.
The Coast Guard received a call Thursday at a person sailed from Dana Point to Catalina on Wednesday to dive but has not been heard from.
Jackie Jerome Rogers could face up to 26 years to life in state prison if convicted of Lisa Marie Naegle's killing, according to the D.A.
No injuries were reported but drivers were advised to avoid the area.
Tequan Terrill Bealey, 25, of San Pedro, was arrested for allegedly taking part in a home burglary where a 90-year-old man was tied up.
Sheila Williams, who has dementia, was last seen at 2 p.m. Saturday leaving her home, authorities said.
Fire damaged a home on Littlebow Road in Rancho Palos Verde Saturday.
The man was described as Hispanic, 20-25 years of age, 5 feet 5 inches tall, weighing about 140 pounds, and he had brown hair.
Police have not released any details as to why they were chasing Thomas Mark Dallaire, but he does have a long rap sheet with burglaries.
The Palos Verdes Peninsula Unified School District is looking into the problem at various grade levels.
Traffic delays are expected during the day, especially in the afternoon, and motorists were advised to avoid the area if possible.
The shooting was reported about 6:10 p.m. in the 300 block of West Second Street, between Pacific Avenue and Harbor Boulevard, police said.
The man shot the woman once and then turned the gun on himself, police said.
The man, who resides at the location with his family, has a history of violent confrontations with deputies, authorities said.
Pierre Balasuriya, 47, was shot about 7 a.m. Saturday in the 300 block of West Ninth Street, the Los Angeles Police Department reported.