CNN has a new boss. What to focus on first?

The news service has huge global potential and Mark Thompson may be the guy to help realise it.

Mark Thompson has been named by Warner Bros Discovery CEO David Zaslav as chairman and CEO of CNN Worldwide. He starts Oct 9 in the role.

The announcement of Thompson has been well-received. The 66 year-old British media exec has the runs on the board:

• Ran Channel 4 between 2002 and 2004

• BBC director-general from 2004 to 2012

• Chief executive of the New York…