Apple makes available second developer betas of macOS Mojave 10.14.3, tvOS 12.1.2, watchOS 5.1.3 and iOS 12.1.3 [u]

Apple's beta release program for macOS Mojave 10.14.3, and tvOS 12.1.2 churns on with second releases of both, plus a renumbered iOS 12.1.3 "second beta."