Stocks climb while warnings grow over what's next

The Dow Jones Industrial Average hit a fresh record high on Monday, after topping 50,000 for the first time last week. The S&P 500 and teach-heavy Nasdaq also climbed, continuing to reverse major losses suffered days earlier.
The performance marked the latest move in topsy-turvy markets -- and that rollercoaster may very well continue, some **** ysts told ABC News.
Analysts attributed the volatility to a flurry of developments in artificial intelligence (AI), and a perception of looming geopolitical uncertainty. Mixed signals in economic d