Protests against the arrest of Istanbul mayor, Ekrem Imamoglu, who denies corruption charges, continued on Sunday. Also: earrings worth $769,500 recovered by US police after they had been swallowed.

Half a decade after he died, Diego Maradona's medical team are facing trial in Buenos Aires, as the circumstances surrounding his death are interrogated. His footballing genius made him a cultural icon of stratospheric fame, but why does he continue to transfix Argentinians?

Thousands of demonstrators take to the streets in cities in Turkey and clash with riot police as the mayor of Istanbul, Ekrem Imamoglu appears in court. Also doctors say Pope Francis will leave hospital on Sunday

We meet the man behind A Mug of Life, who says chatting to strangers has made his life better, and everyone should try it. Also: why trusting the kindness of others makes you happier; and a retirement home for penguins.

President Recep Tayyip Erdogan has condemned growing protests in Turkey in the days since the arrest of a key opposition figure. Also: flights resume at London's Heathrow Airport after shutdown caused by fire at electrical substation.

Counter-terrorism police investigate fire at Heathrow power station. Also: Sudan's army recaptures presidential palace in Khartoum and Abercrombie & Fitch's former boss is accused of abuse by 40 men.

President Trump has signed an executive order to dismantle the US Department of Education. Also: the Zimbabwean former swimmer, Kirsty Coventry, becomes first female president of the International Olympic Committee.

Israeli troops move up to the Netzarim Corridor which divides the north and south of the Gaza Strip, while Hamas fires rockets into Israel.

Turkish police arrest the mayor of Istanbul and presidential hopeful, Ekrem İmamoğlu. Thousands of people have come out in protest. Also: President Trump says his phone call with President Zelensky was very positive.

Russia and Ukraine accuse each other of launching air attacks after a limited pause was agreed. Also: Mexico City waves goodbye to bullfighting, and why the JFK assassination has sparked so many conspiracy theories.