AT&T outage causing phones to be stuck on 'SOS mode': Here's what that means
Attention AT&T customers! A nationwide service outage has left thousands of users without cell phone service. ���� If you're experiencing the dreaded "SOS mode" on your iPhone, don't panic! This simply means you don't have a proper cellular connection. You can still contact emergency services via the cellular network. ����
Source: click2houston.com