European shares calm as investors seek any signs of trade deal progress

(Reuters) - European shares were little changed on Tuesday after a strong start to the week, as investors sought concrete signs of any progress in trade talks between the United States and China.The pan-European STOXX 600 index was flat at 0803 GMT, after gaining more than 1% on Monday following a report that the two sides were close to a trade agreement.China's Commerce Ministry said on Tuesday that top trade negotiators from both countries had reached a consensus on "resolving relevant..