Looks like Blackberry services from Research In Motion, on all US carriers went down Thursday early morning. This is still not completely resolved, but we are watching the progress of it and will notify all clients once it is back on line completely.
CNN article states:
BlackBerry users hit by e-mail outages
* Users of BlackBerry phones in North America report e-mail outages Thursday
* Statement from devices’ maker: “Technical teams are working to resolve this issue”
* Not immediately known what caused problem or how many users were affected
* Sprint Nextel spokeswoman says outages started about 3 a.m. ET