A bomb threat at a Stamford childcare center Friday forced an evacuation.According to officials, the threat was left on the Childcare Learning Center?s voicemail. Police were called to the scene where a few staff members and children were evacuated. No bomb was found and the building reopened at 8:30 a.m.

This is the fourth bomb threat called in to the center in a year. Officials say they have increased security at the facility.