By Emily Horton

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London stocks edged slightly lower to finish in the red Thursday, as attention returned to Brexit turmoil a day after U.K. Prime Minister Theresa May narrowly fought off a leadership challenge.
What did markets do?
The U.K.’s FTSE 100 /zigman2/quotes/210598409/delayed UK:UKX -0.31% declined 2.69 points, or less than 0.1%, to close at 6,877.50, after finishing up 1% on Wednesday in New York.
What is driving the markets?
May survived her leadership challenge late on Wednesday evening, successfully suppressing a damaging rebellion led by a group of anti-EU Conservative MPs. She will now return to fighting for the Brexit withdrawal deal that has divided UK politics in recent weeks, and was at an EU meeting in Brussels Thursday.
What stocks are active?
London-listed German travel giant TUI AG /zigman2/quotes/207049334/delayed UK:TUI -5.34% rose 4.5% after reporting its fiscal 2018 net profit rose by 14%.
Bunzl PLC /zigman2/quotes/201880362/delayed UK:BNZL -2.16% rose 1.3%, after the distribution and outsourcing group said it would deliver revenue growth for 2018.
Supermarket Ocado Group PLC /zigman2/quotes/207225647/delayed UK:OCDO +0.24% rose 1.4% after the company announced a rise in fourth-quarter retail revenue.
In heavyweight oil stocks, BP PLC lost 0.4% and Tullow Oil PLC /zigman2/quotes/205079109/delayed UK:TLW +9.81% declined 2.8%.











