IMessage not working on iphone

[cellulartalk]

For the last few days in the Minneapolis area I have noticed that when I send an imessage to another iphone on the AT&T netowrk it doesn't go thru, but rather is delivered as a text message. Anyone else noticing this?

More... (http://www.howardforums.com/showthread.php/1761391-IMessage-not-working-on-iphone?goto=newpost)

Courtesy of WestNet Wireless
www.westnet.ca