(CNBC) The Dow Jones industrial average rose on Thursday, but its gains were held in check as investors assessed the possibility of a trade war.
The 30-stock index traded 114 points higher, with UnitedHealth contributing the most to the gains. Boeing, which has struggled throughout the week, fell 0.3 percent in choppy trade Thursday.
"Boeing got hit three days in a row earlier in the week because people felt that was a way the Chinese and others could reach in," said Art Cashin, director of floor operations for UBS, on CNBC's "Squawk Alley."
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