Saturday's attack on a Saudi oil refinery weighed on European stock markets for a second day, with Germany's DAX and the FTSE 100 in London both dipping into the red on Tuesday.
The Trump administration has blamed Iran for the attack on the world's largest oil processing plant but Tehran denies any involvement.
Our correspondent Giles Gibson has more from Frankfurt:
IN: "That mixed bag..."
OUT: "...in the year."
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