Authorities were reviewing his social media accounts and an “open letter” he reportedly wrote before the attack, which happened at about 11:30 a.m. They were also preparing to search his home in Rancho Penasquitos.
Authorities were reviewing his social media accounts and an “open letter” he reportedly wrote before the attack, which happened at about 11:30 a.m. They were also preparing to search his home in Rancho Penasquitos.