Samantha Cae Muniz was booked into Las Colinas women's jail in Santee on suspicion of first-degree murder.
A look at some of this week's police, fire and courtroom stories from across San Diego County.
A one-acre fire burned on top of a hill near Mast Boulevard Monday night.
Computers and electronic tablets were stolen from multiple schools in Alpine, Lakeside and Santee.
Matthew Fluckiger, 37, was sentenced to state prison for sexually assaulting three women at nursing care facilities in El Cajon and La Mesa.
Rene Soto, 41, was arrested for assault with a deadly weapon and was booked into the San Diego County Central Jail.
Police allege that a man slashing tires in El Cajon stabbed a police dog trying to apprehend him.
Chase Edward Folkes, 55, is accused of killing his 88-year-old mother in unincorporated East County.
Paramedics took the victim to a hospital.
Daniel Salazar, 40, of Santee was found dead next to his damaged vehicle alongside a rural road south of state Route 94 in Potrero.
Another destructive wildfire season fueled by extreme drought looms in California. Here’s what it means for your area.
Ground crews and personnel aboard air tankers and helicopters fought the flames, which spread to within roughly 400 feet of homes.
A stabbing in downtown El Cajon left one homeless man injured and another under arrest, authorities reported.
A probationer is back in custody following his arrest on suspicion of carrying out a spate of thefts and a street robbery in El Cajon.
A woman already in jail on unrelated charges has been re-arrested on suspicion of fatally shooting another woman last fall, officials said.
The driver led police on a high-speed pursuit before crashing his car alongside Mission Trails Regional Park near Santee, authorities said.
A teen was arrested in connection with a shooting in which officers found a man suffering from a non-life-threatening gunshot wound.
A 16-year-old boy suspected of stabbing a teenage girl in an apparent hate crime in Lakeside pleaded not guilty Thursday.
Paramedics took the victim to a hospital for treatment of serious stab wounds to his head and chest.
The five-year contract runs through July 2027.
The driver kept following the 16-year-old and motioning for the boy to come to him, sheriff's officials said.
CHP officers believe drugs and/or alcohol may have been a factor.
A 16-year-old boy suspected of stabbing a 16-year-old girl in an apparent hate crime in Lakeside was arrested Monday.
A man on a motorcycle died in a crash with an SUV in Lakeside, authorities said.
Deputies are searching for a teenage suspect after an apparent racially driven attack on a 16-year-old girl in Lakeside.
Letrell Maurice Rolison was arrested in El Cajon on suspicion of attacking an officer during a Gaslamp District brawl Sunday.
Scott Douglas Satterfield of Spring Valley pleaded guilty to a felony count of hit-and-run causing death for striking Jok Michael Jok.
Alexander Jacob King, 20, admitted taking part in the May 30, 2020, fire inside the bank branch in La Mesa.
"Due to the severity of the injuries, the sheriff's Homicide Unit responded and has assumed responsibility of the investigation."