The Dow Jones index dropped 600 points Tuesday. Bitcoin fell below $90,000 Tuesday morning as investors shed risk-on assets.

Martinsville’s Walmart Supercenter is now completely reopened after closing portions of the store and parking lot for improvements and renovations.

When a robot screws up, Amazon pushes a software patch at 3 a.m. and the million-plus fleet gets smarter overnight. When Dave screws up, you get a performance-improvement plan and Dave gets resentful.