AT&T Wireless Outage

In case you found yourself shaking your iPhone in anger this morning as you failed to find a signal, there's apparently an explanation, four of the most dreaded words in tech: the network was down. Everything was restored shortly before 11 a.m. Chicago time. It's another blow for the company who, even as a major sponsor, saw a problem with connectivity at the recent Lollapalooza in Grant Park.