Raqqa: The desperate fight for Islamic State group's 'capital'

US-backed forces say they have fully encircled Islamic State fighters in the Syrian city of Raqqa, the capital of the group's self-proclaimed caliphate.

The family of the murdered Russian opposition activist, Boris Nemtsov, have said the case remains unsolved after a jury found five Chechen men guilty of carrying out his contract killing.

President Trump has been widely condemned for launching an outspoken attack on Twitter against a prominent female journalist. Mr Trump called Mika Brzezinski "low IQ crazy Mika", in response to disparaging remarks about him on the MSNBC breakfast show "Morning Joe".