A social media face-off as Meta prepares to launch a rival to Twitter

<p>From the BBC World Service: Facebook&#8217;s owner Meta has announced it will launch Threads, a new social media app, on Thursday. Technology reporter Io Dodds told us what this means for Twitter. Also, the killing of a French-Algerian teenager in Paris has triggered days of rioting. The BBC&#8217;s Paul Moss reports on two funds that have been set up, one for the victim and the other for the policeman who shot him. And finally, the BBC&#8217;s Andrew Harding investigates who&#8217;s to blame as South Africa faces a winter of discontent over power shortages.</p>