More than likely it's a device issue. I'm sure if it were an outage, we would have seen more posts about this by now.
The difference between stupidity and genius is that genius has its limits. When you take things for granted, the things you are granted, get taken. Even a mosquito doesn't get a pat on the back until it starts to work.
[GroupWise 7.0.3 / BES 4.1.6 MR 5]
I'm out as well on Verizon in Boston.. Havn't had any data/emails since atleast 4:30am... none of my pages load in my browser.. twitter fails to update..
Did a battery pull/reset network.. everything.. still not working.. now shows as 1xev...