- At 09:10 London's FTSE 100 traded up 47.3 points (0.69%) to 7,338.24, boosted by strength in miners, oil producers and utilities. The FTSE 250 was 112 points or 0.6% higher at 19,997.86.

British Airways owner International Consolidated Airlines hit some turbulence which saw its shares fall 3.9% to 461.5p after downgrading earnings guidance.

In a pre-close trading update, Imperial Brands blamed vaping hysteria in the USA for lower than expected growth in Next Generation Products (NGPs) as well as an aggressive push for market share gains in the competitive Australian market for the earnings alert. Its shares were 10% lower at £18.59p.

Shares in education company Pearson were smacked 17% lower to 715.6p after it lowered its full profit expectation to the lower end of its £590m to £640m guidance range.

Also cutting guidance was property-portal operator OnTheMarket, which blamed fears of a no-deal Brexit and 'wait-and-see' approach by buyers and sellers, pushing the shares down 14% to 83.7p.

Elsewhere, roadside assistance specialist AA accelerated 3.3% to 66.9p after launching a 'cutting-edge partnership' with Uber for roadside and Service Maintenance and Repair (SMR), positive news building on in-line first half results.

Comparison site operator GoCo (GOCO) gained 3.3p (4.4%) to trade at 79p on news its AutoSave business has in excess of 220,000 live customers, up 28% since 8 July and surpassing the previous guidance to grow customers by at least 25% by the end of 2019.

SSP (SSPG) softened 5.8% to 629p after the travel sector food and beverage outlets operator disappointed with fourth quarter like-for-like sales growth of 1.8%, below the 2% called for by consensus.

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