Wall Street shifted lower in early trading Wednesday as markets took in more corporate earnings reports while considering the impact of tariffs being imposed by the United States and China.

Stocks are set for their third straight day of declines as the potential for a global trade war continues to simmer.

Wall Street drifted higher Wednesday as gains for most stocks outweighed drops for Alphabet and some other big-name companies following their latest profit reports. The S&P 500 rose 0.4% following mixed trading across European and Asian markets.

Google’s parent company is weighing on a mixed Wall Street Wednesday as the focus swings back toward how much profit businesses are making.