Donald Trump was fired up. When the US president set off for Europe one week ago he was bent on knocking heads with Washington's allies and finding friendship with Russia.

Russia says it has launched rocket strikes on Islamic State group targets in Syria from warships in the Caspian Sea - about 1,500km (930 miles) away.

President Vladimir Putin says Russia will add more than 40 intercontinental ballistic missiles to its nuclear arsenal in 2015.