Weekly Global Wrap: Robots flip burgers in new California restaurant; Subway falls below 20,000 amidst closures; McDonald's global sales falter

Here is a summary of the most interesting QSR news stories of the week globally.

First fully automated burger joint launches in California. More from ABC 7News.

Subway closes more restaurants and falls below 20,000 restaurants. More from CNN.

McDonald's global sales falter amidst declining visits from lower to middle-income customers. More from Reuters.