Amazon, News UK, global ad spend: Everything that matters this morning

Amazon profits slide as investments hit the bottom line
Amazon’s profits slid by 26% in the third quarter as the company upped investment in free shipping and it cloud storage business.
Revenues were up 24% year on year to $70bn for the three months to the end of September, but profits fell to $2.1bn, from $2.9bn a year earlier. It expects sales to increase by between 11% and 20% in the crucial Christmas quarter.
The company spent $800m expanding its free one-day delivery service in the U