Site or Service Name:
Thu Nov 06 2014 23:30:00 GMT-0700 (Mountain Standard Time)
LATEST UPDATE : This issue is now RESOLVED !!!
While trying to view items in US sandbox site, it is throwing 'Http/1.1 Service Unavailable' error.
We are aware of this issue. The engineering team is currently working on this issue.
We apologize for the inconvenience this issue may have caused.