Update: 8:45 p.m.: Family members have identified the young woman beheaded Thursday on a San Carlos street at Karina Castro, a 27-year-old mother of 7-year-old and 1-year-old girls who worked for DoorDash. The suspect was previously identified as 33-year-old Jose Raphael Solano Landaeta, the father of Castro’s 1-year-old daughter. Castro’s family said he goes by …