https://apnews.com/fefbb3ad11adfa5f38e071eabc6c5b1d > Technology companies once again helped prop up an otherwise wobbly day on Wall Street Friday, as a record-breaking but wishy-washy week of trading came to a close. > The S&P 500 climbed to its second all-time high this week, even though most stocks in the index were weaker.