AdWords Downtime: October 10th, 10am-2pm PDT
«We’ll be performing routine system maintenance on Saturday, October 10th from approximately 10:00am to 2:00pm PDT. You won’t be able to access AdWords or the API during this time frame, but your ads will continue to run as normal. Best, -Eric Koleda, AdWords API Team» » source | + cache
See original post by Chris Gilmer