Weekly Global Wrap: Starbucks tests drive-thru scanless checkouts; Shake Shack creates booze; McDonald's faces antitrust raps

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

Starbucks test drives scanless checkouts for drive-thru. More from TechCrunch.

Shake Shack partners with startup to create alcoholic canned soda. More from TimeOut.

Court rules that McDonald's must face antitrust claims over worker 'poaching'. More from Reuters.