Have you received a Chinese-language robocall lately? Or a hundred of them? Federal authorities say these computer-generated scams, which began targeting American phone lines two years ago, are on the rise again. If you’ve ever wondered what it’s like to actually take one of these calls, we recorded a few and came away with some observations as to why the bad guys do it, how they succeed, and what happens to their victims. Plus: the trade war hits toys and why we do “The Numbers.”