Emergency advisory warning of ballistic missile threat in Hawaii issued by mistake: Pentagon

An emergency alert warning Hawaii of a ballistic missile threat Saturday was issued by mistake, authorities said afterwards.

"EMERGENCY ALERT," read an alarm sent to cellphones across Hawaii shortly after 8 a.m. Saturday morning. "BALLISTIC MISSILE THREAT INBOUND TO HAWAII. SEEK IMMEDIATE SHELTER. THIS IS NOT A DRILL."

Officials clarified ...