a man shelters under an umbrella as he walks past the london stock exchange in london britain august 24 2015 reuterssuzanne plunkettfile photo july 13 reuters  uks bluechip ftse 100 fell on wednesday dented by strength in sterling as britains economy grew unexpectedly in may while j d wetherspoon tumbled after the pub operator forecast losses the ftse 100 ftse which houses several global companies that draw a large part of their revenue in dollar dropped 08 as sterling rose 03 data showed britains economy grew unexpectedly in may driven by a rise in doctor appointments and demand for holidays likely reassuring the bank of england about its plans to keep on raising interest rates read more the wider european markets also fell ahead of us data expected to show another surge in inflation the domestically focussed ftse 250 index ftmc slipped 02 pub operator j d wetherspoon jdwl slid 62 after it warned of losses this year due to higher labour and marketing costs and said quarterly sales were slightly lower than prepandemic levels as customers drank less beer at its pubs read more peers mitchells  butlers mabl and marstons marsl slipped almost half a percent each asset manager abrdn abdnl fell 36 after barclays downgraded the stock to underweight reporting by sruthi shankar in bengaluru editing by arun koyyur