Plus: Visa shares fall after the Justice Department sued the company for antitrust violations. Deere shares rise after Donald Trump threatened, if elected, to slap 200% tariffs on the farm-equipment maker if it sold products made in Mexico. J.R. Whalen reports.\n\n\n\nSign up for the WSJ's free What's News newsletter.\xa0\n\nLearn more about your ad choices. Visit megaphone.fm/adchoices