Amazon, Uber, ITV: Everything that matters this morning

Amazon predicts sales slowdown despite record Christmas period
Amazon is preparing for lower-than-expected sales for the first three months of 2019, seeing shares fall almost 5% in after-hours trading in spite of record Christmas sales and profit.
The online giant has partly blamed a hit from currency exchange rates for the anticipated 10% to 18% growth in sales in the first quarter, which is slightly lower than analyst forecasts.
Profit rose 63% to $3bn (£2.2bn) in the final three months