The outlines of a power struggle between US diplomats and President Trump’s personal attorney are emerging out of transcripts from the House impeachment investigation. We’ll connect the dots on why Rudy Giuliani’s ‘shadow diplomacy’ upset diplomats and caused some to ask the State Department for help that they didn’t end up receiving. Meanwhile, the murder of nine American citizens in Mexico this week is putting the Mexican government in the hot seat over its inability to put an end to cartel violence. And finally, we’ll break down ranked-choice voting and how an alternate way of picking candidates could improve American elections.