Tom McCarthy, The Guardian

Republican superdonor Charles Koch shared scathing views on Sunday of the top two candidates in the party’s presidential nominating race, saying Donald Trump and Ted Cruz had presented policy proposals that were “reminiscent of Nazi Germany”, “monstrous” and “frightening”.

Hilly, Hillary, secretary or senator – any name goes, Hillary Clinton told the hosts of a hip-hop radio show in a phone interview broadcast on Wednesday morning.

The 12th Republican debate took place in Miami, Florida on Thursday night. Here’s how it went down:

Director Spike Lee has endorsed Bernie Sanders for president in a radio ad targeting South Carolina voters, four days before the state’s Democratic primary.

In what will be only the third Oval Office address of his presidency, Barack Obama is expected to lay out his latest thinking – and the country’s latest strategy – for taking on the Islamic State militant group.