Investigators say Cain Clark, 17, and Caleb Vazquez, 18, met online before discovering they both lived in the San Diego area

The complex is home to the Al Rashid school where crowds of young students were seen being evacuated on Monday following reports of the shooting.

Both teenagers are believed to have died from self-inflicted gunshot wounds.

A California mother desperately tried to alert police that her teenage son and his friend may pose a threat hours before they opened fire at the Islamic Center of San Diego.

Authorities say 17-year-old Cain Clark was one of two teens who opened fire at a San Diego mosque before taking their own lives; his mother had warned he was suicidal and armed,…

Cain Clark, 17, and Caleb Velasquez, 18, identified as gunmen in San Diego mosque shooting that killed three. | World News

One of their mothers called police two hours earlier...

A shooting at a San Diego mosque left three men dead, with suspects Cain Clark and Caleb Velasquez taking their own lives afterward.

17-year-old Cain Clark and 18-year-old Caleb Velasquez have been identified as the shooters who went on a rampage outside a San Diego mosque Monday. Both of them died from…

San Diego mosque shooter Cain Clark, 17, left a hate-filled suicide note before he stole his mother's weapons and opened fire alongside Caleb Vazquez, 18, at the Islamic center on…

The teenage suspects, who left writings hostile toward other races and religions, killed themselves after fatally shooting three at the Islamic Center.

The teenage suspects, who left writings hostile toward other races and religions, killed themselves after fatally shooting three at the Islamic Center.

Three people died in a San Diego mosque shooting classified as a hate crime. The 17-year-old and 18-year-old suspects were also found dead in a car.

A shooting at a San Diego mosque left three dead, including the two assailants. Police identified them as Cain Clark, 17, and Caleb Vazquez, 18.

NEW YORK: “Anti-Islamic writings” were found in a vehicle connected to the two teenage suspects in Monday’s shooting at the Islamic Center of San Diego that killed three people,…

Mark Remily of the FBI said during a news conference that authorities have uncovered writings by the suspects. Authorities declined to specify what ideologies or views were…

Two teenagers behind the killing of three people in an attack at a mosque in San Diego met online and bonded over a 'broad hatred' of different religions...

The FBI was only able to share a few details of the investigation but confirmed it had recovered a manifesto that the bureau is analyzing.

Authorities have revealed the teenagers who killed three people at a San Diego mosque met online and shared a "broad hatred" toward different religions and races.

Law enforcement officials say the suspects in the attack that killed three people were radicalized online.

Investigators are looking deeper into the motives of two teen gunmen who opened fire at an Islamic center in San Diego. Police say more than 30 guns were found at their homes, as…