US stock markets meltdown as Dow drops 1000 points after China retaliates on Trump tariffs / The Dow jumps 250 points on strong tech earnings. Apple is up next / Dow tumbles nearly 700 points Friday as strong jobs report casts doubt over Fed's rate-cut path / The Dow jumps 300 points as Nvidia and other AI stocks surge / The Dow jumped more than 500 points after Nvidia's big earnings / Dow up more than 3% after Trump win as U.S. stocks surge, Canadian markets also rise / Quantifying how much Nvidia will influence the Dow after it joins the storied average / Rupert Murdoch's Dow Jones and New York Post sue AI firm for 'illegal copying' / Dow Industrials Close at New Record, Helped by Travelers Shares / Dow closes lower by nearly 400 points as surging oil prices and rising Treasury yields weigh on stocks: Live updates