Speaking in a freewheeling address to a crowd of loyal supporters at Red Rock Casino, Mr Trump appeared a day after progressive candidates notched key victories in Michigan’s Democratic primaries on Tuesday. “So, if you’re a waiter, a waitress, a bartender, a bellhop… you pay zero taxes on your tipped income,” Mr Trump said. Progressives targetedStill, it was the Democratic primary results in Michigan and elsewhere that repeatedly drew Mr Trump back to the same message. Neither of the two winning Democratic candidates in Michigan identify as Democratic socialists, although some progressive candidates who emerged victorious in earlier primaries do. He said Las Vegas’ service industry workers — a pivotal voting bloc in Nevada — helped spur the legislation’s temporary “no tax on tips” provision.