The Latest: California’s ShakeAlert worked, no ‘glitches’

LOS ANGELES (AP) — The Latest on a quake felt in Southern California and Nevada (all times local):
3:05 p.m.
A seismologist says the earthquake that struck California on Thursday was detected by the state’s new ShakeAlert system and it provided 48 seconds of warning to the seismology lab well before the shaking arrived at Caltech in the Los Angeles suburb of Pasadena.
USGS seismologist Robert Graves says the alert system did not trigger a public warning through an app recently made a