The questions arising from a week of protest in Hong Kong are asked by the BBC's China editor Carrie Gracie; the Yangon River in Burma, now Myanmar, doesn't have the mightiest of reputations. But on its banks lay one of the world's most cosmopolitan cities. Andrew Whitehead caught the ferry to see how Rangoon, as it used to be known, looks in today's era of political and economic change; Lyse Doucet is in Baghdad, the Iraqi capital where residents heard this week the militants from Islamic State were only a few miles away; the Turkish parliament has voted to take the fight to IS and Mark Lowen's been to the border between Turkey and Syria to consider the consequences; Wyre Davies is covering the Brazilian election and wonders if it can be won by the environmentalist daughter of a rubber tapper from the Amazon jungle.