May 5: NASA launches new mission to Mars, Big Mac record set, New Zealand tourism video
Self-portraits like this one document the state of the rover and allow mission engineers to track changes over time, such as dust accumulation and wheel wear. Due to its location on the end of the robotic arm, only MAHLI (among the rover's 17 cameras) is able to image some parts of the craft, including the port-side wheels.
Five Things to Know Before You Go to Bed. May 5, 2018.