Weekly Global Wrap: Chicken shortages to plague Aussie QSRs; McDonald's sued again for hot drink; Subway offers three-inch subs

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

Chicken shortages could affect Australian fast-food brands as poultry workers go on strike. More from Daily Mail.

McDonald's sued again for serving 'scalding' coffee. More from CNN. 

Subway offers three-inch sub for the first time. More from Time.

More KFC restaurants in Australia goes cashless. More from Daily Mail