By A Mystery Man Writer
Network service outage: AT&T nationwide outage caused by software update, service restored; FBI investigating any cyberattack link - ABC7 Los Angeles
South Fla. residents flock to AT&T stores amid outage
Nationwide AT&T cell phone outage prevents emergency calls, some 911 centers say - The Washington Post
What caused the AT&T outage? UT Dallas professor explains his theory
Widespread AT&T outage affects 911 service in central Arkansas
FCC's Homeland Security Bureau investigating massive AT&T cell outage
It's unlikely the observed solar flares caused the AT&T outage
What We Know About the AT&T Outage
Major cellular outage strikes AT&T, T-Mobile, and Verizon users
Phone issues? Why experts say solar flares likely aren't to blame
What caused the cellular outage today: Did a solar flare cause AT&T's outage? – NBC Chicago
Are solar flares responsible for the AT&T service outage? Not likely, experts say.
Expert gives verdict on AT&T solar flare theory being behind mass mobile signal outage - The Mirror US