Resolved: As of 3:23pm the issue with Gmail is resolved. Below is the link to the GoogleApps dashboard showing the issue resolved.
Update as of 3:15 pm
Google Apps Dashboard is still reporting a service disruption. Here is the link that shows the affected applications: http://www.google.com/appsstatus#hl=en&v=status&ts=1390590393076. We will continue to update you on this degradation as information is provided to us.
Original post: Gmail is in a state of degradation. Users are reporting they cannot connect to their email. We are working with Google to solve the issue. We will be posting updates as soon as they come in.