Since the revolution in 1959, Cuba has only known leadership from a Castro. This week, that will change. All indications point to it being somebody from the 'lost generation' – those who were born in the decades following Fidel Castro's takeover. Having only carried out orders from ageing revolutionaries, the world will eagerly watch what they now do with power.

This week's gubernatorial victories in Virginia and New Jersey will set tails wagging in Democratic Party HQ ahead of the 2018 Midterms.

Facebook has made a raft of changes to its advertising policies. Not big news, you’d think, but under the surface, it reveals a complex web of issues now facing the web giant. Has the social network found a happy balance between revenue and responsibility?