BROOKLYN - (AP) - A national system that will send emergencyalerts to cell phones is set to begin in New YorkCity by the end of the year.

The Federal Communications Commission and Federal EmergencyManagement Agency said Monday the system will warn people aboutterrorist attacks, natural disasters or other emergencies.

Starting next year all new cell phones will be required to havea chip that receives the alerts. Some smart phones already have thetechnology. People can opt out of certain alerts, like the amberalerts for missing children.

The alert system will send the emergency messages even if othercell phone voice or text services aren't working. It is expected tobe in place in cities across the country by the end of next year.