CLEAN : Brexit: Some progress has been made (Tusk)

The transcript outlines the progress made and the challenges that remain. It then transitions into a series of bilateral meetings, starting with Prime Minister Cameron, followed by President Sobotka and Prime Minister Michel.

What progress has been made according to the speaker?

What does the speaker imply still needs to be done?

Who is the first leader mentioned for the bilateral meetings?

Which Prime Minister is mentioned alongside Prime Minister Cameron?

What is the context of the meetings mentioned in the text?