Major indexes fell, weighed down by declines in shares of technology companies. The Dow industrials declined 0.2%.
Facebook, Tesla, Nvidia and other top techstocks broke key technical levels. But the transportation and energy sectors are rallying along with aerospace/defense, homebuilder and hotel stocks.
U.S. stock-market indexes end firmly lower on Monday on the back of a fresh flare up in tensions between the U.S. and North Korea and a sharp decline in technology shares.