https://apnews.com/d2bf9fd81c8643c4b3c5532c4d214536 > LOS ANGELES (AP) — Elon Musk is going on trial for his troublesome tweets in a defamation lawsuit pitting the billionaire against a British diver he’s accused of branding a pedophile. > The Tesla CEO is expected to testify early in the case to explain what he meant when he called Vernon Unsworth, who helped rescue youth soccer players trapped underwater in a Thailand cave, “pedo guy” in a Twitter spat last year.