Authorities are still searching for two children taken from a foster home Monday in Riviera Beach, and their case is highlighting how social media is expanding the reach of Amber Alerts.

RIVIERA BEACH, Fla. (CBS12) — The hunt is on for a mother who is accused of abducting her two children—who were not in her custody—from their foster home on Monday, according to the Riviera Beach Police Department (RBPD).